In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Cows can sleep standing up, but they can only dream lying down.
745
Lurch, a Watusi bull, had the largest horns in the world.
32
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
A cow produces around 200,000 glasses of milk in her lifetime.
373
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 focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21