Space.com
To explain why dark matter particles haven’t come up in any direct detection experiments, physicists have wondered if it may be a kind of particle known as an axion…
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Dark matter might make space-time ring like a bell around black holes — and we might be able to ‘hear’ it
Thomas Fetzer
00:28
To explain why dark matter particles haven’t come up in any direct detection experiments, physicists have wondered if it may be a kind of particle known as an axion…
