Science & Medicine

A Whisper of a Hint of Primordial Black Holes plus Earth BLOBs

Mar 18, 202640:48Science & Medicine

Gravitational Wave observatory LIGO has seen a signature that looks like the merger of primordial (pre-stellar, big bang (not big band!) era) black holes. If confirmed with future observations, this would tell us a lot a...

About This Episode

A Whisper of a Hint of Primordial Black Holes plus Earth BLOBs is an episode from Walkabout the Galaxy by Joshua Colwell. Gravitational Wave observatory LIGO has seen a signature that looks like the merger of primordial (pre-stellar, big ba...

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Published Mar 18, 2026, 40:48 long, audio available.

A Whisper of a Hint of Primordial Black Holes plus Earth BLOBs

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