Liquid TIDE laundry detergent glows under a blacklight.
96
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Sound travels fifteen times faster through steel than through air.
134
Most dust particles in your house come from dead skin.
48
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13