Word of the Day: Gravitational Wave

Word of the Day: Gravitational Wave

A gravitational wave is a ripple in space-time caused by intense gravitational forces in space. Not to be confused with with a gravity wave, which is an oscillation (back and forth wavelike movement) between two substances of different densities. Ocean waves are an example of a gravity wave, whereas a gravitational wave is something much larger that occurs between stars, supernovae, planets, etc.

To read more about the differences between these two similar sounding names:



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