Gamma-ray evidence for dark matter weakens
Similar signals far from galactic center suggest original finding may be false alarm
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/04/042117_ec_gamma-ray_free.jpg?fit=860%2C460&ssl=1)
GAMMA GLUT Extra gamma rays from the center of the Milky Way, detected by the Fermi Gamma-ray Space Telescope (shown), could be a sign of dark matter. But a new study doesn’t support that idea, finding that other parts of the galaxy also exhibit excess gamma rays.
Aurore Simonnet/Sonoma State Univ./Fermi/NASA