A collapsing star in a distant galaxy fired out some of the most energetic gamma rays ever seen
- Written by Gavin Rowell, Associate Professor in High Energy Astrophyics, University of Adelaide

The brightest fireworks in the universe are called gamma-ray bursts and are created by the death throes of certain kinds of stars. These intense blasts release as much energy in one second as the Sun will over its whole lifetime, but we...