![Perseus[1]](https://iramarkegdall.com/wp-content/uploads/2014/08/Perseus1.jpg)
“When I first saw it I didn’t believe it,” Dr. Esra Bulbul told Decoded Science. “We could not explain the data with anything we thought.” She and her associates report a mysterious X-ray emission in the Perseus galaxy cluster — raising the “intriguing possibility” it may be photons from the decay of dark matter . . .
