One 75-watt bulb gives more light than three 25-watt bulbs.
57
For every gallon of sea water, you get more than a quarter pound of salt.
45
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Hot water can freeze faster than cold water.
181
Liquid TIDE laundry detergent glows under a blacklight.
96
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310