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.
13
Your thumb is about the same size as your nose.
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Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Your body is creating and killing about 2.4 million red blood cells per second.
17
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82