NASA’s Fermi Gamma-ray Space Telescope has detected a faint halo of high-energy gamma rays around the Milky Way’s centre-matching predictions for dark-matter annihilation. The finding, reported…
NASA’s Fermi Gamma-ray Space Telescope has detected a faint halo of high-energy gamma rays around the Milky Way’s centre-matching predictions for dark-matter annihilation. The finding, reported…