Gamma-Ray Bursts Explained

There are cosmic snipers firing at random into the universe. What are they and what happens if they hit us?

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+4 1. Thanny commented 8 years ago

A bit melodramatic at the end. GRB's don't come from nowhere. We know the locations of possible GRB creators in our galaxy, and none of them are close enough to cause problems if they were to go off and be pointed at us at the time.
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+2 2. brandx commented 8 years ago

#1 Funny this was only just covered on the infinite monkey cage on Radio 4
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+2 3. kirkelicious commented 8 years ago

#1 Yeah, I was thinking the same thing. 4000 light years is really tiny on a cosmic scale, about 1/30 of the diameter of the Milky Way. Not much going on there we have to worry about.