blazars
Scientists Solve Major Mystery of Powerful Energy Beams Pointed at Earth
A new study sheds light on blazars, bright galaxies with black holes emitting beams of highly energetic particles that are oriented towards Earth.
The Origin of Strange ‘Ghost Particles’ From Deep Space Has Been Discovered, Scientists Say
Neutrinos shoot through space, planets, and our bodies near lightspeed, and uncovering their origin sheds light on a major cosmic mystery.
An Ancient Black Hole as Heavy as a Billion Suns Is Pointed Right At Us
The blazar—powered by an extremely bright black hole that can blast a hole through galaxies—is the most ancient ever discovered, sending radio signals from the early universe
This is How Many Photons Are in the Entire Observable Universe
Researchers from Clemson University used almost a decade of gamma ray data to map the entire observable universe for the very first time.
For the First Time, Astronomers Detected a 'Ghost Particle' and Tracked It to Its Source
The IceCube Neutrino Observatory, along with over a dozen other institutions, shed light on the high-energy universe with multi-messenger astronomy.
Here's the Best View of the Most Powerful Light in the Known Universe
Gamma rays are what happens when the universe says "fus ro dah."