Illuminating Dark Gamma Ray Bursts

Gamma Ray Bursts are some of the most energetic events in the universe - but only around half of them are associated with a burst of visible light. New observations explain why...

19 December 2010

By Chris Smith.

Part of the show Lessons from the Past

NASA-GRB.jpg

Gamma Ray Burst on June 21, 2010 recorded by the Swift X-ray Telescope.

Credit:

NASA

Play Download

Gamma Ray Bursts are some of the most energetic events in the universe - but only around half of them are associated with a burst of visible light. New observations explain why half of them are in the dark...

Light Shed on Dark Gamma Ray Bursts