One cubic foot of gold weighs more than 1,200 pounds!
78
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The sun is 330,330 times larger than the earth.
75
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13