Not from a GRB, at least:
Deadly Astronomical Event Not Likely To Happen In Our Galaxy, Study Finds
Are you losing sleep at night because you're afraid that all life on Earth will suddenly be annihilated by a massive dose of gamma radiation from the cosmos?
Well, now you can rest easy.
Some scientists have wondered whether a deadly astronomical event called a gamma ray burst could happen in a galaxy like ours, but a group of astronomers at Ohio State University and their colleagues have determined that such an event would be nearly impossible.


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