A cubic yard of air weighs about 2 pounds at sea level.
31
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
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 'jiffy' is an actual unit of time for 1/100th of a second!
66
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Nearly 50% of the world's scientists are assigned to military projects.
71
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44