Optical illusions occur when what the eyes see conflicts with what the brain expects.
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4.5 pounds of sunlight strike the Earth each day.
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In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
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The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
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Liquid TIDE laundry detergent glows under a blacklight.
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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!
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