Astronomy:
It's Official: Gamma Bursts Come From Far, Far Away
Govert Schilling
Ebullient astronomers think they may have solved one of astronomy's most durable puzzles: where in the universe the mysterious flashes of energy called gamma-ray bursts come from. By detecting the afterglow of a burst on 8 May and measuring its distance, a team of observers has found that gamma-ray bursts come not from the neighborhood of our galaxy, as some astronomers have argued, but from the far reaches of the universe.