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What if a black hole was already headed toward Earth? We would never know.
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1,525 views39likes22What_If_Universe_HQOriginal Release: 2026-05-24

Black holes emit no light or detectable signals, meaning we would have no warning of their approach; by the time instruments detect a black hole heading toward Earth, it would already be too close to escape, with the first observable signs being oceans rising and the ground pulling apart due to gravitational forces.

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