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
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The bark of an older redwood tree is fireproof.
65
Billions of neutrinos pass unnoticed through your body every second.
6
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The storage capacity of human brain exceeds 4 Terrabytes.
140