Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
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Cows can sleep standing up, but they can only dream lying down.
745
Mars had an oxygen-rich atmosphere around 4 billion years ago
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Lurch, a Watusi bull, had the largest horns in the world.
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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.
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