Scientists Can Now Hear The Background Hum Of The Universe

07/07/2023 12 min
Scientists Can Now Hear The Background Hum Of The Universe

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Episode Synopsis

For the first time ever, scientists have heard the “low pitch hum” of gravitational waves rippling through the cosmos. It’s this ever-present background noise set off by the movement of massive objects—like colliding black holes—throughout the universe. Scientists have theorized that it’s been there all along, but we haven’t been able to hear until now. So what does this hum tell us about our universe?