alt Hacker NewsSure, but in that regard dark matter is even more unsatisfying than (contemporary) epicycles, because not only does it add extra complexity, it doesn't even characterize the source of that complexity beyond its gravitational effects.
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cozzyd • today at 12:57 AM
Even better, there are the "nightmare" scenarios where dark matter can only interact gravitationally with Standard Model particles.
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FYI, very recently (as in this has been in the news the past few days, and the article is from December) an article was published that suggested we might already have experimental evidence for dark matter being primordial black holes, though there are reasons to doubt it as well. I just posted the article: https://news.ycombinator.com/item?id=46955545
But this might be easier to read: https://www.space.com/astronomy/black-holes/did-astronomers-...