Highly energetic explosions in the sky are commonly attributed to gamma-ray bursts. We now understand that these bursts ...

In this series, we cover provocative questions in astronomy. This week: the mysterious extragalactic signals known as Fast ...

The idea of cosmic threats to Earth almost sounds like the stuff of fiction. But while alien invasions may be far fetched, these threats are perfectly real.

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

In 2023, this “Citizen Science” column focused on distinguishing science from pseudoscience; in 2024, we sought to demystify ...

Astronomers are trying to understand a mysterious cosmic explosion that the Einstein Probe spacecraft spotted in April last year.

First detected in 1967, gamma-ray bursts may be much more familiar to astronomers than jetted TDEs, but that doesn't make them any less fascinating. Gamma-ray bursts are the most energetic ...