I've been trying to work out to what extent (if any) dark matter is something qualitatively different than invisible elves.
Is it?
Мастер wrote:I've been trying to work out to what extent (if any) dark matter is something qualitatively different than invisible elves.
Is it?
Arneb wrote:You could have said essentially the same about the neutron and the the neutrino (or, for that matter, Neptune), before they were confirmed to exist.
Arne wrote:If you were following this discussion on CQ only (but surely, you aren't. Are you?), you could get the impression that anyone even entertaining the idea that a set of laws without Dark Matter is even conceivable is, ipso facto, a crackpot.
Arnes wrote:But that is of course not the case. I discovered a wonderful blog by an extermely sharp physicist, Sabine Hossenfelder: Backreaction. She knows a hell of a lot about the foundations of physics, and she gave a three post rundown of the current state of the discussion about a month ago. It makes for splendid reading, I highly recommend it.
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