It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
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Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
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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
A cow produces around 200,000 glasses of milk in her lifetime.
373
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
Mars had an oxygen-rich atmosphere around 4 billion years ago
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