Cows can sleep standing up, but they can only dream lying down.
745
Your thumb is about the same size as your nose.
124
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94