Brass doorknobs automatically disinfect themselves in about 8 hours.
18
German chemists made a replica of a trophy the size of one molecule.
68
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
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
One barrel of petroleum holds 42 gallons.
20
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Pumice is the only rock that floats on water.
14