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.
5
Nearly 50% of the world's scientists are assigned to military projects.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
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Your brain is 80% water.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Iron weighs more after it rusts.
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Neanderthal man had a brain capacity 100cc larger than modern man's.
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