7 years ago
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Scientists detect gravitational waves from a new kind of nova, sparking a new era in astronomy
For the first time, scientists observed a cosmic phenomenon using both gravitational wave detectors and traditional telescopes, starting a new kind of astrophysics.
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Nifty discovery but I thought sound doesn't travel in space? So how do we have a audio recording of the collision?
Sound wouldn't travel in a perfect vacuum. Turns out space isn't a perfect vacuum.