The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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Most dust particles in your house come from dead skin.
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Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Indoor pollution is 10 times more toxic than outdoor pollution.
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Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15