Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
One ragweed plant can release as many as one billion grains of pollen!
51
The average temperature at 40,000 feet above sea level is -60 F.
56
Most dust particles in your house are made from dead skin!
67
Nylon is made from coal and petroleum.
42
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7