The force of a suction cup is calculated using F=AP.
15
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
A cubic yard of air weighs about 2 pounds at sea level.
31
Iron weighs more after it rusts.
16
Aluminum used to be more valuable than gold!
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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10