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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A 'jiffy' is an actual unit of time for 1/100th of a second!
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A ball of glass will bounce higher than a ball made of rubber.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
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In zero gravity, a candle's flame is round and blue.
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