Some gamma-ray bursts may occur nearby | Science News

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Some gamma-ray bursts may occur nearby

9:42am, January 16, 2002

Gamma-ray bursts, the flashes of high-energy light produced by the most powerful explosions in the cosmos, originate in galaxies billions of light-years from Earth. That's been the assumption since the late 1990s, when astronomers began measuring the distances to a dozen or so of these fleeting events.

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