By Mara Johnson-Groh
Physicists have long sought to uncloak dark matter and get an actual look at the mysterious substance that makes up a quarter of the universe. One idea for what’s hiding beneath the cloak of invisibility? Many tiny, fuzzy particles that behave like one gigantic particle.
The results suggest that if dark matter is really made of these miniscule particles, it is as elusive as its name suggests, and barely interacts with ordinary matter.
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