In a Derrick Adams’ painting, Black history collides joyfully with the present
At his latest show in London, the gallery space becomes a classroom — and while there are no wrong answers, there is always ...
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Flickers and flares: Milky Way's central black hole constantly bubbles with light
Astrophysicists have observed our central supermassive black hole. They found the accretion disk is constantly emitting flares without periods of rest. Shorter, faint flares and longer, bright flares ...