The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
You forget 90% of your dreams.
256
The largest breed of rabbit is the Flemish Giant.
65