At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Billions of neutrinos pass unnoticed through your body every second.
6
A ball of glass will bounce higher than a ball made of rubber.
73
Hot water can freeze faster than cold water.
181