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43: Gravitational Waves, The Loneliest Animal, and Graffiti

Let's Learn Everything!

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Gravitational Waves

Einstein spent his entire life flip-flopping on whether or not they were actually real. As these waves go outwards, you know, like a wave would, they's coming together and apart. So it's stretching and squeezing space time as they go. Those are gravitational waves. We have discovered gravitational waves. They are real. Whoo. About a hundred years, actually, after Einstein first predicted them as the first direct measurements we had. That's so wild.

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