The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
A cesium atom in an atomic clock beats over nine billion times a second.
43
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The force of a suction cup is calculated using F=AP.
15