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Do black holes have hidden hair? Scientists find a new way to check

Do black holes have hidden hair? Scientists find a new way to check
Phys.org Monday 07 September 2026, 13:00 UTC 1 min read
Key Points

When two black holes crash together and merge, the newly formed black hole rings like a bell, sending out gravitational waves with specific frequencies that fade over time. This brief, fading pattern of waves is called ringdown, and it may hold secrets about what is hiding around black holes.

When two black holes crash together and merge, the newly formed black hole rings like a bell, sending out gravitational waves with specific frequencies that fade over time. This brief, fading pattern of waves is called ringdown, and it may hold secrets about what is hiding around black holes.
Originally published by Phys.org Read original →

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