A penny is not what you think. Indeed, from 1793 to 1837, a cent was pure copper. But newer pennies are have a much different composition.
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Arsip Blog
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2016
(4014)
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▼
Juni
(335)
- Plague: A Scourge From Ancient to Modern Times
- Ayurvedic Herbal Supplements Caused Man's Lead Poi...
- Dog 'Kisses' Give Woman Severe Infection
- Science Finds a Way to Overcome Life's Regrets
- GoPro's Latest VR Video Lets You Swim with Sharks
- The Chemistry Behind a Sparkler's 4th of July Magic
- Fixing a Hole: Ozone Layer Healing, Evidence Shows
- Comet Probe Will Be Destroyed - Incredible Records...
- Tomb with a View: Ancient Burial Sites Served as '...
- Here's a Giant List of the Strangest Medical Cases...
- Polly Says What?! Should Parrots Testify at Murder...
- 'Breast Cancer Gene' BRCA1 Linked to Aggressive Ut...
- Volcano Forecast? Crystals Could Predict Eruptions
- Jupiter's Auroras 'Dance' In Hubble Time-Lapse | V...
- Ancient Shrine That May Hold Buddha's Skull Bone F...
- Photos: Ancient Stupa Holding Bone of Buddha Disco...
- Facts About Aardvarks
- Mount Vesuvius & Pompeii: Facts & History
- Ikea's Dresser Recall: 7 Tips to Prevent Furniture...
- Half of Adélie Penguins Could Be Wiped Out by Glob...
- Scorpion Architects Build Lairs with Porches and M...
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- Photos: Escape Tunnel at Holocaust Death Site
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- The Renaissance: The 'Rebirth' of Science & Culture
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- Photos: Mummified Bird Wings Preserved in Amber
- Mummified, 99-Million-Year-Old Wings Caught in Amber
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