High-energy Electrons Could Come from Pulsars -- or Dark Matter

(PhysOrg.com) -- Something in our galactic neighborhood seems to be producing large numbers of high-energy electrons, according to new data gathered by the Fermi Gamma-ray Space Telescope. The electrons could be coming from nearby pulsars -or they could be a longed-for signal of dark matter, the elusive, invisible material thought to make up nearly a quarter of the universe.

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