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.…
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…
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…
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.
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…
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…
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…
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…
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.
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…