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What Are Gravitational Waves?

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There is a major gravitational wave announcement today. Have you heard it yet? Physicists recorded the sound of two black holes colliding, confirming a prediction of Einstein's general relativity. What are gravitational waves? View on and find out!

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Physicists have said the question is when, not if, we will detect gravitational waves. And that day is today!  You can read more about Einstein’s general theory of relativity.
To learn more about the breaking news, click here or watch this additional update.
Check out this documentary following scientists who use the LIGO to search for gravitational waves. 

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