Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
According to studies, men change their minds two to three times more often than women.
72
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
German chemists made a replica of a trophy the size of one molecule.
68
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51