Diamonds can be shattered with a hammer.
-104
If the chemical sodium is dropped into water it will immediately and violently explode.
67
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Most dust particles in your house come from dead skin.
48
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
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116