Some objects in the universe are so massive, they literally cause ripples through space and time.
On the most recent episode of our Curious Universe podcast, dive into the invisible, time-warping world of gravitational waves. go.nasa.gov/41PtqVw
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Curious Universe S.5 Ep 2: The Invisible World of Gravitational Waves
Information about the universe is all around us. But there’s more than meets the eye! Gravitational waves are the invisible ripples in spacetime caused by supermassive interstellar activity.Gary Daines (NASA)