The X-Rays Thought to Prove What Makes Up Dark Matter Don’t, In Fact, Prove the Connection

Dark matter might still be made of sterile neutrinos — but scans of our own galaxy couldn’t find the supposed signals proving the connection.

By Leslie Nemo
Mar 26, 2020 7:42 PM
Milky Way Galaxy - NASA
The Milky Way, seen edge-on. (Credit: NASA)

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Despite knowing dark matter is out there, astrophysicists are still missing one critical detail. “We know where it is and how much of it there is, but we don’t know what it is,” says Ben Safdi, an astrophysicist at the University of Michigan.

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