Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...

Researchers say they saw a rapid-fire display that included short flashes and longer blindingly bright flares of light on a daily basis. A study describing the findings appeared earlier this week ...

Flares aren't unusual near supermassive black holes, so on its own, the identification of light flares around Sag A* wouldn't have been particularly exciting. What was odd about the team's ...

Astronomers using the James Webb Space Telescope have spied dynamic flares of light near the supermassive black hole at the center of the Milky Way galaxy. The constant, rapid-fire display ...