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A collapsing star in a distant galaxy fired out some of the most energetic gamma rays ever seen

HESS telescopes in Namibia are on the alert for high-energy gamma rays. HESS Collaboration / Clementina Medina

New research shows we still have much to learn about gamma-ray bursts; but gives us confidence that our methods to detect them are improving.

[Read more about A collapsing star in a distant galaxy fired out some of the most energetic gamma rays ever seen]

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Competition: Young Scientist of the Year

How do we feed the world’s growing population? How do we save our wildlife from extinction? Got an idea that will build a brighter, greener world?

Australian high school students are invited to submit a short video about one of Australia’s big science challenges.

Video competition