The Universe’s Brightest Lights Have Surprisingly Dark and Mysterious Origins | Daily Reports Online
Some of the brightest lights in the universe shine from some of its darkest corners — so-called supermassive black holes. Invisible to the human eye, these high-energy powerhouses light up the cosmos with emissions that are detected by space telescopes. Thousands of such light sources have been discovered with NASA’s Fermi Gamma-ray Space Telescope, which has been observing…










