One of Earth's nearest stars may be a dark matter factory

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A hunt for hypothetical axions streaming from Betelgeuse turns up empty but helps physicists set constraints on their properties.

One of Earth's nearest stars may be a dark matter factory : Read more

 

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Constraints in science are needed. DM experiments here on Earth are having trouble too finding the stuff. Dark Matter’s Last Stand, https://www.scientificamerican.com/article/dark-matters-last-stand/, April 2021.
“Scientists are fond of saying negative results are just as important as positive results, but after several decades of not finding something, researchers can be forgiven for feeling impatient. Back in the 1990s, experiments began trying to detect the particles that make up dark matter, the ubiquitous yet untouchable invisible material that apparently fills the cosmos. Since then, physicists have found more and more evidence that dark matter is real but not a single sign of the stuff itself..."