Only about 2% of the world population has green eyes.
36
Lurch, a Watusi bull, had the largest horns in the world.
32
You forget 90% of your dreams.
256
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
The strangers in your dreams are actually people that you've seen in real life.
50
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31