The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
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Your body is creating and killing about 2.4 million red blood cells per second.
17
Your thumb is about the same size as your nose.
124
The largest breed of rabbit is the Flemish Giant.
65
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
4
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31