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!
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The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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One cubic foot of gold weighs more than 1,200 pounds!
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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Sound travels about 4 times faster in water than in air.
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According to studies, men change their minds two to three times more often than women.
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Some toothpastes and deodorants contain the same chemicals found in antifreeze.
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