Sabtu, 30 September 2023

Electrifying time-lapse video shows neurons shooting across the inside of a chick embryo

An striking video of developing neurons won the 2023 Nikon Small World in Motion Video Competition.

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Green-banded broodsac: The brain-hijacking parasite that creates disco zombie snails

This parasitic worm crawls into the eyestalks of snails, takes over its brain then pulsates to make the mollusk look like a dancing caterpillar.

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Space photo of the week: Hubble spies a spectacular galaxy crash

Arp 107 hosts a special spiraling 'Seyfert' galaxy connected to a smaller galaxy by a 'bridge' of dust and gas.

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Why is fish so smelly?

Fish smell is from degrading lipids and bacterial reactions that increase in potency over time.

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Jumat, 29 September 2023

Mysterious and 'beautifully carved' life-size camel carvings discovered in Saudi Arabian desert

Life-size carvings of camels have been found in the Saudi Arabian desert, but archaeologists aren't sure who created them and when.

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Prenatal RSV vaccine protects newborns from the virus, CDC says

The CDC recommends a newly approved RSV vaccine be given during the last trimester of pregnancy to protect newborns.

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Scientists investigate mysterious case of orca that swallowed 7 sea otters whole

The female orca was found far from her normal hunting ground with six whole sea otters in its stomach and one lodged between its oral cavity and the esophagus.

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Woman is 1st to survive infection with deadly 'blackleg' bacteria she caught while gardening bare-handed

A woman survived a rare infection that had previously been reported in only two other humans, both of whom died from the disease.

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After you die, your microbiome cooperates with soil microbes to 'recycle' your body

After you die, bacteria harvest your body for the nutrients that help push daisies.

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The 1st American cowboys may have been enslaved Africans, DNA evidence suggests

DNA from cattle suggests some of the first cowboys in the Americas were enslaved Africans, who herded cows that were brought with them on slave ships.

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Kamis, 28 September 2023

See green comet Nishimura's tail get whipped away by powerful solar storm as it slingshots around the sun

After surviving its closest approach to the sun, Comet Nishimura was buffeted by a possible coronal mass ejection that briefly blew its tail away. The rare event was captured by a NASA spacecraft.

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Record-breaking astronaut Frank Rubio finally returns to Earth after accidentally spending 371 days in space

NASA astronaut Frank Rubio has finally returned home from a 371-day stay on the International Space Station — a record for an American — after being trapped when his ride home was damaged.

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Scientists just proved that 'monster' black hole M87 is spinning — confirming Einstein’s relativity yet again

Astronomers have spotted two huge jets fired off by the 'monster' black hole M87 wobbling on an 11-year cycle, proving for the first time that black holes spin.

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'Very rare' Iron Age arrow with quartzite tip uncovered from melting ice after 3,500 years

Glacial archaeologists in Norway have found an arrow with its quartzite tip still attached after spending up to 3,500 years in the snow and ice.

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Kelping is a 'global phenomenon' sweeping the world of humpback whales, scientists say

Humpback whales may enjoy rolling around in seaweed as a form of play, but "kelping" could also help maintain their skin health by removing parasites and bacteria.

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For 1st time, scientists write words in liquid water

Scientists used a process called 'diffusioosmosis' to write words that lingered in liquid water.

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Rabu, 27 September 2023

Major CERN experiment proves antigravity doesn't exist — at least when it comes to antimatter

New research showing that elusive antimatter falls downward toward the Earth proves Albert Einstein right yet again.

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1,400-year-old tomb of emperor in China reveals evidence of royal power struggle among brothers and a warlord

An inscription on the 1,400-year-old tomb shows the dead man, who was posthumously declared emperor, was buried as a duke.

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Octopus sucker-inspired patch delivers drugs into the body without needles or pills

A new patch, which sticks to the inner lining of the cheek like an octopus sucker, effectively delivered two drugs in dogs and passed safety tests in humans.

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The strange story of sharks that lived in a golf course pond for 20 years — then vanished

In the 1990s, a group of juvenile bull sharks were left stranded in a golf course pond in Australia, where they thrived for decades. Now scientists are trying to understand why.

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'Ritual text' from lost Indo-European language discovered on ancient clay tablet in Turkey

Researchers are still studying the ancient text of an unknown language, written in cuneiform on a clay tablet.

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Selasa, 26 September 2023

Rat 'lungworm' that can invade the human brain found in Georgia rodents

A parasitic worm that infects rats has established a new population in Georgia after previously being found in other southeastern states.

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Stunningly perfect 'Einstein ring' snapped by James Webb telescope is most distant gravitationally lensed object ever seen

The James Webb Space Telescope has snapped a stunning image of a perfectly formed Einstein ring, which is also the most distant gravitationally lensed object ever detected.

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What causes a 'nervous stomach'?

Stress can cause "nervous stomach," but what is the link between negative emotions and uncomfortable digestive symptoms?

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Why are some people's veins 'hard to find'?

From stress to dehydration, there are many reasons why some people's veins may be "hard to find" when they're getting an infusion or blood draw.

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Ancient supernova in James Webb telescope image could help solve one of the universe's biggest mysteries

NASA's James Webb Space Telescope has spotted a distant supernova that appears three times in the same photo. The new observations could help solve one of the universe's biggest inconsistencies.

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Senin, 25 September 2023

New 'inverse vaccine' could wipe out autoimmune diseases, but more research is needed

An "inverse vaccine," which selectively suppresses the immune system, treated multiple sclerosis in mice. But how well could this new approach work in people?

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Mammals may be driven to extinction by volcanic new supercontinent Pangaea Ultima

The next supercontinent, Pangea Ultima, is likely to get so hot so quickly that mammals cannot adapt, a new supercomputer simulation has forecast.

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COVID drug molnupiravir may be driving the virus to mutate — should we worry?

The antiviral molnupiravir may be shaping the evolution of the virus behind COVID-19, but we still don't know what this means for transmission or the emergence of variants.

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Scientists have figured out when the biggest bull sharks are most active — and it's not when official advice suggests

Researchers tracked more than 200 bull sharks off the coast of New South Wales to find out exactly when they were most active and posed the greatest risk to humans.

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Save $40 on the Jabra Elite 4 Active running headphones at Best Buy

Reduced by 33%, you can get the highly-rated Jabra Elite 4 Active running headphones for just $79.99 at Best Buy.

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What's the highest temperature water can freeze, and the lowest it can boil on Earth?

Ice can form on Earth at temperatures above 32 degrees Fahrenheit (0 degrees Celsius), and water can boil below 212 F (100 C). Here's how.

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Minggu, 24 September 2023

NASA's OSIRIS-REx capsule returns to Earth with a sample from the 'potentially hazardous' asteroid Bennu

A capsule containing 2 ounces of rocky material from the "potentially hazardous" asteroid Bennu has landed safely in the Utah desert after a seven-year mission in space.

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Science news this week: Pink diamonds and nuclear 'pasta'

Sept. 24, 2023: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

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See the 'amazing' facial reconstruction of a Bronze Age woman discovered crouching in a 4,200-year-old grave

The skeletal remains of the 'Upper Largie Woman' were found in a quarry in Scotland. Now, scientists have reconstructed the Bronze Age woman's face.

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Is glass a liquid or a solid?

Glass has unique properties, but is it a solid or a liquid, or does it fall into its own scientific category?

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Sabtu, 23 September 2023

Space photo of the week: The sun's violent corona like it's never been seen before

The sun's outer atmosphere was captured at previously impossible extreme ultraviolet wavelengths thanks to a last-minute engineering hack.

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What would colors look like on other planets?

Here's how your brain might adjust to see color on another world.

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Jumat, 22 September 2023

Bronze Age hexagonal 'pyramid' not like anything 'found before in the Eurasian steppe'

Archaeologists in Kazakhstan have discovered a hexagonal pyramid that served as a burial site in the Bronze Age.

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An ancient, ravenous black hole has been hiding an 11-billion-year-old galaxy in its glare

A team of astronomers has used a tricky technique to study an ancient galaxy previously lost in the glare of a blazing quasar.

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Mysterious 'fossilized' bubble 10,000 times the size of the Milky Way could be a relic from the Big Bang

Astronomers have spotted a gigantic void they believe to be a baryon acoustic oscillation — a relic from when the universe was a fiery plasma soup.

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How does water get stuck in your ear — and how do you get it out?

Whether it's from a day at the beach or a trip to the swimming pool, getting water stuck in your ear is very common. But how does it happen?

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Move over, Viagra — this spider's boner-inducing venom could treat people let down by the blue pill

Scientists say a synthetic compound derived from Brazilian wandering spider venom could treat people with erectile dysfunction for whom drugs like Viagra don't work.

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15 places on Earth that look like alien planets

These stunning locations feel out of this world, but are actually right here on Earth.

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What is El NiƱo?

El NiƱo is a climate cycle in which waters off the tropical eastern Pacific are warmer than usual, which in turn affects global weather patterns.

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Kamis, 21 September 2023

2 rare Roman cavalry swords from 1,800 years ago discovered by UK metal detectorist

A metal detectorist unearthed a pair of swords once used by the Roman cavalry.

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Palatial 1,500-year-old Maya structure unearthed in Mexico

Archaeologists discovered the palace-like building ahead of railway construction in Mexico's YucatƔn Peninsula.

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Save 30% on the Fitbit Sense at Walmart

Get this fantastic Fitbit for less at Walmart.

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Nuclear 'pasta' cooked up by dead stars could unravel the secrets of stellar afterlife

In the extreme hearts of neutron stars, fundamental particles are twisted into strange 'pasta' shapes that could reveal untold secrets about how dead stars evolve.

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This fantastic Amazfit fitness tracker is under $140 at Amazon

This Amazfit GTR 3 Pro fitness tracker is reduced by $50 at Amazon.

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Rabu, 20 September 2023

Watch: NASA spacecraft flies through a violent solar explosion for 1st time ever — and survives unscathed

NASA's Parker Solar Probe plunged through a hellish coronal mass ejection (CME) to capture its mysterious swirlings on film.

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Cup crafted from prehistoric human skull discovered in cave in Spain

A new study suggests that Spain's ancient peoples shared complex beliefs about death and the afterlife.

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How many cells are in the human body? New study provides an answer.

A new analysis of more than 1,500 papers and 60 types of tissue has revealed the total number of cells in the human body.

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'Grand cosmic fireworks': See the stunning winners of the 2023 astronomy photo of the year contest

The winning images from the Royal Observatory Greenwich's 15th annual astrophotography contest will blow you away.

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Indian crocodiles seen saving dog from feral pack attack, but scientists divided over what it means

Crocodiles appeared to rescue a dog that had been chased into a river, and scientists said this unusual behavior could indicate empathy — but others are skeptical.

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Selasa, 19 September 2023

Paleolithic 'art sanctuary' in Spain contains more than 110 prehistoric cave paintings

Cave paintings and engravings dating to at least 24,000 years ago were discovered near Valencia in Spain.

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Our entire galaxy is warping, and a gigantic blob of dark matter could be to blame

An invisible halo of misaligned dark matter could explain the warps at the Milky Way's edges.

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DARPA is funding AI to help make battlefield decisions

The U.S. military research agency DARPA is spending millions to develop artificial intelligence that can help make strategic battlefield decisions.

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Some Patients Who 'Died' but Survived Report Lucid 'Near-Death Experiences,' a New Study Shows

In some cardiac arrest patients, a flurry of brain activity during life-saving CPR may be a sign of a "near-death experience"

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Mysterious source of water on the moon traced to Earth's magnetic shield

Some of the moon's surface water may have an Earthly origin, due to high-energy interactions between the sun and Earth's magnetic shield, new research suggests.

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Weight-loss products labeled as 'Nuez de la India' contain highly toxic yellow oleander, FDA warns

The FDA warns that some products labeled to be "Nuez de la India" actually contain a poisonous plant called yellow oleander.

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Watch slime-covered penis mushroom that smells like rotting flesh grow and decay in mesmerizing timelapse

A video of a stinkhorn fungus — a 10-inch penis-shaped mushroom — bursting from the ground, growing and decaying has been captured in a forest in Germany.

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Senin, 18 September 2023

2 liver-eating orcas forced an entire population of great white sharks to flee their home waters

Researchers have discovered that hundreds of great white sharks that vanished from their home off the Western Cape of South Africa have moved east in order to survive — but this could spell trouble for both the sharks and the people living there.

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Watch elusive, sucker-less squid in rare footage captured off the Galapagos

Footage of the rare squid, Grimalditeuthis bonplandi, was captured for only the 2nd time ever during an expedition to explore hydrothermal vents off the Galapagos Islands.

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'Modest, humble, and uncommonly smart': How a Soviet mathematician quietly solved the mystery of planet formation

In the 1950s, Viktor Safronov, a young Soviet mathematician, was tasked with solving the problem of how the solar system's planets were formed. A decade later he had the answer — but it was largely ignored until an American graduate student passed Safronov's ideas on to NASA.

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'Outstanding' 2,200-year-old child's shoe discovered deep underground in Austrian mine

A second century B.C. leather shoe found in an Austrian mine offers 'extremely rare insight into the life of Iron Age miners.'

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Astronomers measure dark matter 'haloes' around hundreds of ancient black holes for 1st time

Studying the mysterious form of matter around ancient quasar galaxies could have profound implications for our understanding of how the cosmos evolved.

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14th-century shipboard cannon that fired 'stone shots' may be Europe's oldest on record

An analysis of cloth found inside the cannon suggests that it dates to the 14th century and that the weapon was charged with gunpowder and ready to fire.

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How accurate are our first childhood memories?

Can we trust our earliest memories, or are they unreliable?

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Minggu, 17 September 2023

Science news this week: A giant gator and a wobbly asteroid

Sept. 17, 2023: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

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How far apart are stars?

Scientists have calculated the average distance between stars, but there's much more to star distribution than meets the eye.

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Sabtu, 16 September 2023

Historic space photo of the week: Voyager 2 spies a storm on Saturn 42 years ago

With the ringed planet currently perfectly positioned for observation with a small telescope, relive Voyager 2's landmark 1981 visit.

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How wealthy UFO fans helped fuel fringe beliefs

There is a long U.S. legacy of plutocrat-funded pseudoscience. Congress just embraced it.

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Maned wolf: A strikingly beautiful South American canid

The maned wolf, a gorgeous canine from South America, is neither a wolf nor a fox, despite resembling both.

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Why do some people think cilantro tastes like soap?

Here's the science behind why some people hate eating cilantro, which is also known as coriander.

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Jumat, 15 September 2023

New mothers more likely to experience pareidolia, when your brain thinks it see faces in inanimate objects

Oxytocin may be responsible for new mothers' heightened ability to see faces in inanimate objects, but more research is needed.

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Mathematicians find 12,000 new solutions to 'unsolvable' 3-body problem

Calculating the way three things orbit each other is notoriously tricky — but a new study may reveal 12,000 new ways to make it work.

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Internet

Everything you need to know about the World Wide Web with the latest internet news, features and articles.

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Kamis, 14 September 2023

'This is complete nonsense': Scientists rail against 'alien' bodies shown before Mexican congress

Scientists blast claims of two 'alien' bodies that a journalist presented to Mexico's congress.

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No aliens in NASA's debut UFO report — but big questions remain

In the agency's first public report on unidentified anomalous phenomena (UAP), NASA experts admit "we don't know what these UAP are."

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No one 'expected to find what we did': 4,000-year-old Canaanite arch in Israel may have been used by cult

Archeologists discovered the mysterious arch at the end of a narrow, underground passageway that was sealed with sediment shortly after it was built in the Middle Bronze Age.

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James Webb telescope sees potential signs of alien life in the atmosphere of a distant 'Goldilocks' water world

NASA's James Webb Space Telescope has detected potential traces of dimethyl sulfide, a chemical only known to be created by phytoplankton on Earth, in the atmosphere of an exoplanet believed to have its own liquid ocean.

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World's 1st mountaintop impact crater discovered in northeastern China

A two-peaked mountain in northeastern China is the site of the world's first confirmed mountaintop crater.

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Engineering

Explore the branch of science and technology that's all about building things and solving problems with the latest engineering news, features and articles.

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Rabu, 13 September 2023

Asteroid that collided with NASA spacecraft is behaving unexpectedly, high school class discovers

Asteroid Dimorphos, which NASA intentionally hit with a rocket during its DART mission in September 2022, is behaving in unpredicted ways.

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Who should get the new COVID vaccines? What to know about the 2023-2024 shots

New COVID vaccines have been approved to guard against coronavirus variants that are currently circulating.

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The closest black holes to Earth may be 10 times closer than we thought

Astronomers found evidence of multiple stellar-mass black holes lurking in the nearby Hyades cluster, just 150 light-years from Earth.

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Save 27% with the Sunny Health and Fitness Bike, now under $300!

The Sunny Health and Fitness bike has been reduced by 27% on Amazon. It looks like a typical spinning bike at the gym, and is extremely quiet and sturdy.

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What happens to cancer cells after they're killed by treatments?

Cancer treatments aim to kill tumor cells, and the immune system is tasked with getting rid of the resulting corpses.

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Who were the first farmers?

Farming fundamentally altered the way humans live, eventually changing people from nomadic hunter-gatherers to sedentary city-dwellers.

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Selasa, 12 September 2023

'I am horrified': Archaeologists are fuming over ancient human relative remains sent to edge of space

Scientists are calling the Virgin Galactic mission that carried the bones of Australopithecus sediba and Homo naledi to the edge of space a major ethical breach.

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New poppy seed-sized fuel pellets could power nuclear reactors on the moon

Scientists have developed a nuclear fuel source no larger than a seed, which NASA will test for use in future moon missions.

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Mac Mini M2 Pro review: Small but mighty

Apple's desktop line-up gets some love, and it's students that will win out with the Mac Mini M2 and Mac Mini M2 Pro.

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Nicotine vapes are one of the best tools to help people quit smoking, review of 300 trials suggests

Nicotine vapes and two drugs called varenicline and cytisine were found to be the stop-smoking aids most likely to help people quit.

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'Once again, innovation and proliferation ended with catastrophe': The environmental disaster of plants taking over the world

The evolutionary leap that allowed plants to live on land 400 million years ago upended Earth in a way unseen since the Great Oxidation Event over 1.5 billion years earlier.

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OM System OM-1 review

A modern reinvention of a legendary model, the OM System OM-1 is the best Micro Four Thirds camera ever made — and one of the best cameras, period.

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Panasonic Lumix S5 IIX review

If video is important to you, look no further than the Panasonic Lumix S5 IIX — which is arguably Panasonic's greatest camera ever.

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Mysterious bamboo regeneration baffles scientists ahead of once-in-a-century blooming event

Henon bamboo flowers only once every 120 years then vanishes for years, and researchers have no idea how it regenerates.

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Senin, 11 September 2023

Florida alligator weighing over 900 pounds could have been 90 years old when caught

The enormous alligator was over 13 feet long and weighed 920 pounds — the second heaviest ever to be caught in Florida.

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James Webb telescope could detect life on Earth from across the galaxy, new study suggests

Researchers have shown that if the James Webb Space Telescope was pointed at Earth from a distant star, it could detect the signatures of intelligent life in our planet's atmosphere.

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Here's why Morocco's quake was so deadly — and what we can do for the next one

More than 2,500 people died when a powerful magnitude 6.8 earthquake struck Morocco on Sept. 8.

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Dolly the sheep clone creator Ian Wilmut dies at 79

Sir Ian Wilmut was key to the successful creation of Dolly, the first mammal to be cloned from an adult cell, in 1996.

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Apple Watch Series 8 gets $90 discount ahead of Series 9 announcement

Save big on the Apple Watch Series 8 at Amazon while stocks last.

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Divers recover US airman's remains from WWII bomber wreck near Malta

The remains have been identified as those of a gunner killed when the badly damaged aircraft crashed into the sea in 1943.

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NASA is hunting for life outside the solar system. Here's how.

"We aren’t going to see little green men but rather spectral signatures of these key chemicals, or what we call biosignatures."

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Minggu, 10 September 2023

Science news this week: Burping black holes and radioactive wild boars

Sept. 8, 2023: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

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Space photo of the week: Gargantuan sunspots photobomb the world's largest telescope

Two planet-sized sunspots peer out from behind what will be the world's largest telescope, currently being built on a mountaintop in Chile.

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Which animal has the shortest life span?

Mayflies are famous for cramming an entire life into a single day, but that's not strictly true.

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Sabtu, 09 September 2023

Watch bear and wolf attack moose mom and calf at same time in rare, remarkable footage

In camera trap footage captured in the Alaskan wilderness, the moose appears to try to fight off the bear, as the wolf goes after the calf.

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Hoff crab: The hairy-chested crustacean that farms bacteria on its hairs

The "yeti" crab is white and hairy, as its nickname suggests, and it thrives in hydrothermal vents in Antarctica's frigid waters.

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How fast is a bullet?

The answer depends on the design of the bullet and the gun, as well as on what happens once the bullet leaves the muzzle.

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Jumat, 08 September 2023

Moment falcon digs its talons into pelican's head to protect its nest captured in incredible photo

The winner of the Bird Photographer of the Year was Jack Zhi, who caught the moment a peregrine falcon took on a large brown pelican.

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Lost 'rainbow cup' coin minted by Celts 2,000 years ago discovered in Germany

Legend has it that "rainbow cups" are drops of gold that fall to Earth at the end of a rainbow.

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Blood clot risk linked to taking common painkillers alongside certain hormonal birth control

Using NSAIDs and hormonal birth control together increased the overall risk of blood clots in women in the study, but the researchers stressed that the overall risk is still low.

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'It is biological in origin': 1st analysis of weird golden orb from ocean floor leaves scientists stumped

The golden, dome-shaped object was discovered in the Gulf of Alaska during an NOAA expedition and after bringing it to the surface, scientists still have no idea what it is.

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Move over, python — this tiny snake holds the record for swallowing the largest prey whole relative to body size

The Gans' egg-eater, an African snake, can swallow eggs whole despite its small size.

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How many planets are in the universe?

We currently know of 5,502 planets beyond the solar system, but we've only found the tiniest fraction of the planets astronomers think lie elsewhere in the universe.

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Kamis, 07 September 2023

Most advanced lab-made human embryo models look like the real thing

New models of human embryos grown in the lab closely mimic the structure of actual embryos.

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India's lunar lander finds 1st evidence of a moonquake in decades

The possible moonquake was detected by India's Chandrayaan-3 mission on its third day on the lunar surface.

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Origins of enslaved Africans freed by British, then abandoned on remote Atlantic island revealed by DNA analysis

A study reveals the likely origins of 27,000 Africans left on the island of St. Helena as part of Britain's attempt to eliminate the transatlantic slave trade.

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For the 1st time, scientists accidentally measure the swirling ring around a black hole

Researchers accidentally stumbled on a way to measure the size of the accretion disks of dust, gas and plasma that surround black holes.

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Apple has cut the prices of iPads for school season

Save on iPad Pro and the tenth-generation iPad at Amazon.

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Rabu, 06 September 2023

'It's a dream': 4 Roman swords likely stolen as war booty 1,900 years ago discovered in Israeli cave

Archaeologists discovered four well-preserved Roman swords that were likely hidden in a cave in Israel during a revolt.

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RSV spread in the Southeastern US hints that season will soon ramp up nationwide

A rise in RSV cases in Florida and Georgia signals that the nationwide RSV season will soon begin.

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Tropical Storm Lee could become an 'extremely dangerous major hurricane' by this weekend

Forecasters are keeping an eye on Tropical Storm Lee, which they predict could soon become a full-blown hurricane in the Atlantic Ocean.

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Scientists finally figured out what's making German wild boars radioactive, and it's not just Chernobyl

Bavarian wild boars have remained radioactive despite levels of contaminants falling in other species. Scientists have now discovered the reason for this — truffles contaminated by the fallout from Cold War nuclear weapons tests.

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Enormous fireball meteor turns the sky over Turkey green in eerie viral video

A stunning bright-green fireball was captured by a phone camera in a playground in Turkey.

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Save $200 with this Peloton Bike deal.

The Peloton Bike is reduced by $200 at Amazon. It’s beautifully designed and is a game-changer for those who struggle with workout motivation.

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Bronze Age girl buried with more than 150 animal ankle bones, potentially to help her to the next world

Archaeologists in Kazakhstan have unearthed a burial mound of a Bronze Age girl surrounded by a variety of grave goods.

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Centuries-old technique reveals hidden '3D' animals in Paleolithic cave art

The hidden animals were revealed on cave walls in Spain with 'Magic Eye'-style techniques.

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Selasa, 05 September 2023

Why can't we smell ourselves as well as we smell others

It isn't true that we can't smell ourselves, although we do become habituated to our own scent.

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Teen unearths 34 million-year-old whale skull on her family's Alabama timber farm

The huge, ancient whale skull was discovered during a summer dig on a high school student's family property where fossilized shark teeth had previously been found.

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Grizzly bear filmed brutally mauling black bear in rare footage

A series of videos taken on a roadside in Canada show a grizzly bear attempting to drag a dead black bear up a hill as it bites and mauls the corpse.

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purOxygen P500 review

It may be boxy in design, but the purOxygen P50 offers advanced four-stage filtration — find out how we got on with it in our at-home testing.

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Blue Pure 511 review

Affordable and compact, the Blue Pure 511 is a modest air purifier that pleasantly surprises without overwhelming.

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10 times humans messed with nature and it backfired

History is peppered with times when our patchy knowledge of natural systems has led to questionable interventions with unintended — and sometimes disastrous — consequences.

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Senin, 04 September 2023

Scientists finally figure out why cats are obsessed with tuna

Cats love tuna because it contains high concentrations of chemicals that make its umami taste receptors light up.

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Unknown ultra-light particles linked to dark matter could be found using atomic clocks

The use of atomic clocks could help bring cosmology and astrophysics "down to Earth" by allowing scientists to investigate the mysteries of dark energy and dark matter in the lab.

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15 jaw-dropping spacewalk images

Fearless astronauts push the limits in these epic spacewalk photos.

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Save $100 on the best iPad for students

This fantastic tablet has had its price slashed again.

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Hot weather could boost aggression — but only in certain conditions

Under some circumstances, people may become more aggressive when they're overheated. But other decision-making doesn't seem to be affected.

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Why are animals so colorful?

Neon green, ultraviolet, rainbows — the variety of colors animals can make seem endless. Here's why they make this profusion of color.

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What is the most colorful animal on Earth?

Neon green, ultraviolet, rainbows — the variety of colors animals can make seem endless.

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Minggu, 03 September 2023

When should you get a flu shot? What to know for the 2023-2024 flu season

When should you get a flu shot, and which shot should people with egg allergies get? Here's CDC guidance for the 2023-2024 flu season.

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Could a star ever become a planet?

Most scientists say a star can never become a planet, but the boundaries between these stellar objects can sometimes be murky.

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Sabtu, 02 September 2023

Space photo of the week: James Webb sees the Whirlpool Galaxy in a new light

James Webb Space Telescope shows new star clusters forming in one of the best-looking "grand-design" spiral galaxies in the night sky.

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How do mirages work?

What are mirages and why does this optical phenomenon cause us to see reality differently?

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Jumat, 01 September 2023

Russia's Luna 25 lunar lander left a 33-foot-wide crater when it crashed into the moon, NASA images reveal

Russia's failed lunar probe mission likely created a crater on the southeastern region of the moon.

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'Doubly magic' form of oxygen may challenge a fundamental law of physics

After scientists created oxygen-28 in the lab, it almost immediately degraded, baffling physicists around the world.

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James Webb telescope reveals the universe may have far fewer active black holes than we thought

Almost every galaxy in the universe has a supermassive black hole at its center. So why is it so hard to find young black holes actively feeding?

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3,000-year-old tomb of shaman who may have mediated 'between spiritual and earthly worlds' found in Peru

Archaeologists have unearthed the tomb and grave goods of a shaman who lived 3,000 years ago in what is now Peru.

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'Twisty' new theory of gravity says information can escape black holes after all

Einstein's theory of relativity say black holes are 'bald', but a new tweak to his research may give the mysterious objects their long-sought 'hair.'

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Why are humans good long distance runners?

Walking upright has allowed us to become some of the best distance runners in the world, but at the expense of speed.

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