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LIGO Has Detected Unusual Black Holes Merging, But they Probably Don't Explain Dark Matter
The traditional theory of black hole formation seems to struggle to explain how black holes can merge into larger more massive black holes yet they have been seen with LIGO. It’s possible that they may have formed at the beginning of time and if so, then they may be a worthy candidate to explain dark matter but only if there are enough of them.
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