One 75-watt bulb gives more light than three 25-watt bulbs.
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For every gallon of sea water, you get more than a quarter pound of salt.
45
One third of the electricity produced on earth is used to power electric light bulbs!
75
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
A cesium atom in an atomic clock beats over nine billion times a second.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16