If the chemical sodium is dropped into water it will immediately and violently explode.
67
Billions of neutrinos pass unnoticed through your body every second.
6
Out of all the senses, smell is most closely linked to memory.
146
For every gallon of sea water, you get more than a quarter pound of salt.
45
The average temperature at 40,000 feet above sea level is -60 F.
56
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The sun is 330,330 times larger than the earth.
75
Indoor pollution is 10 times more toxic than outdoor pollution.
62