Cows can sleep standing up, but they can only dream lying down.
745
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165