Pure water (H2O) does not conduct electricity on its own.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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If the chemical sodium is dropped into water it will immediately and violently explode.
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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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