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What Happens When You Drop 150 Feet Into a Black Hole… and Hear a River Moving Under the Rock
They stand on the edge of a 150-foot hole that looks like it was drilled straight into night. The rope slides, the light ...
15m
9 night sky events to see in December, from a supermoon to a once-in-a-lifetime interstellar comet
This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...
Researchers use spectropolarimetry to understand what shape supernovae take when matter explodes from the surface, but it has ...
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