Your body is creating and killing about 2.4 million red blood cells per second.
17
You forget 90% of your dreams.
256
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
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
A cow produces around 200,000 glasses of milk in her lifetime.
373
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18