Gamma rays

Earth’s Atmosphere is Our Best Defence Against Nearby Supernovae

Earth's protective atmosphere has sheltered life for billions of years, creating a haven where evolution produced complex lifeforms like us.…

1 month ago

The Mystery of Cosmic Rays Deepens

Cosmic rays are high-energy particles accelerated to extreme velocities approaching the speed of light. It takes an extremely powerful event…

3 months ago

A Giant Gamma-Ray Bubble is a Source of Extreme Cosmic Rays

Gamma-ray bursts (GRBs) are one of the most powerful phenomena in the Universe and something that astronomers have been studying…

5 months ago

Astronomers Scan the Skies for Nanosecond Pulses of Light From Interstellar Civilizations

The VERITAS Collaboration and Breakthrough Listen just released the results of the first year of their survey for optical technosignatures.

1 year ago

The Universe Sparkles in Gamma Rays in this New NASA Animation

We've come a long way since gamma rays were discovered. The late 1800s and early 1900s were a time of…

1 year ago

Meteorites Bathed in Gamma Rays Produce More Amino Acids and Could Have Helped Life get Going on Earth

Our modern telescopes are more powerful than their predecessors, and our research is more focused than ever. We keep discovering…

2 years ago

Gamma ray Telescopes Might be Able to Detect the Gravitational Waves Caused by Merging Supermassive Black Holes

Gamma rays could be the new source for observing gravitational waves, according to a recent release from the Max Planck…

2 years ago

Even the Quiet Supermassive Black Holes are Blasting out Neutrinos and Gamma Rays

Is there anywhere in the Universe where we can escape from radiation? Certainly not here on Earth. And not in…

3 years ago

Finally an Answer to why Gamma Rays are Coming From Seemingly Empty Space

A galaxy survey has shown us the origin of gamma rays from empty space.

3 years ago

Astronomers Locate the Source of High-Energy Cosmic Rays

Using a novel approach, a team of researchers has confirmed that the elusive source of cosmic rays is indeed supernova…

3 years ago