Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Your body is creating and killing about 2.4 million red blood cells per second.
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A cow produces around 200,000 glasses of milk in her lifetime.
373
Only about 2% of the world population has green eyes.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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