Cows can sleep standing up, but they can only dream lying down.
745
Your thumb is about the same size as your nose.
124
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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
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
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12