Cows can sleep standing up, but they can only dream lying down.
745
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
Your thumb is about the same size as your nose.
124
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154