The mystery of the northern lights – aurora - spans time beyond history and to cultures of both the southern…
Supermassive black holes likely are behind most of the nearly 100,000 new X-ray sources plotted by the Swift X-ray Telescope,…
It always looked so easy in the Star Trek episodes. "Two to beam up," Captain James T. Kirk would say from the…
GRB 080913, a distant supernova detected by Swift. This image merges the view through Swift's UltraViolet and Optical Telescope, which…