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Gravitational Waves, Explained
What are they, and what's the big deal about them?
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Key Facts In This Video
Gravitational waves occur when masses accelerate and change the distortion of space. 00:37
LIGO uses lasers to measure the changes in the distances between the ends of long tunnels. 01:32
The detection of gravitational waves opens the door to a completely new way of studying the universe. 02:36
Here's What You Need To Know About Gravitational Waves
In order to properly freak out about how huge this is, you need to understand the waves.