The Earth's atmosphere weighs about 5.5 quadrillion tons.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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The sun is 330,330 times larger than the earth.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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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.
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