Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Pumice is the only rock that floats on water.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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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.
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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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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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