Astronomers have tracked a dramatic "changing-look" active galactic nucleus (AGN) whose central supermassive black hole appeared to switch off and then rapidly reignite. The galaxy, HE 1237−2252, ...
Few ever see how a community carries on after a deadly school shooting. Survivors of last year’s attack on Minneapolis' ...
For the past decade, Sue Schubel has been making detailed decoys of terns, puffins and other seabirds to entice real ones to restored or new homes ‘The Queen of the Ghetto’ Gave New York’s Immigrant ...
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