The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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One cubic foot of gold weighs more than 1,200 pounds!
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
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Out of all the senses, smell is most closely linked to memory.
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The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
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