Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Cold water weighs more than hot water.
93
Your brain is 80% water.
525
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
A 'jiffy' is an actual unit of time for 1/100th of a second!
66