Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
A cesium atom in an atomic clock beats over nine billion times a second.
43
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Pumice is the only rock that floats on water.
14
According to studies, men change their minds two to three times more often than women.
72
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24