According to studies, men change their minds two to three times more often than women.
72
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Diamonds can be shattered with a hammer.
-104
Billions of neutrinos pass unnoticed through your body every second.
6