Cosmic Rays
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.
Government Scientists to Scan Great Pyramid With Cosmic Rays to Find Secrets
Individual artifacts might be detectable with an advanced telescope that captures particles made in outer space.
Scientists Discover Unexplained Barrier at Our Galaxy's Center
Something mysterious is blocking cosmic rays in the Central Molecular Zone, according to a new study.
Scientists Create Record-Breaking Laser With Mind Blowing Power
The laser pulse's power is comparable to "focusing all the sunlight reaching Earth to a spot of 10 microns"—the size of a speck of dust.
An Extremely Powerful and Unexplained Energy Ray Tore Through Our Galaxy
The highly energetic gamma ray was more powerful than any particle accelerator on Earth, hinting at the existence of cosmic super-accelerators called PeVatrons.
A Balloon Above Antarctica Found Signals That May Lead to New Physics
A new study deepens the mystery behind two possible detections of rare cosmic particles.
The Oldest Material Discovered on Earth Is 7-Billion-Year-Old Literal Stardust
The Murchison meteorite, which impacted Australia decades ago, contains astral dust that predates the birth of the Sun.
NASA Captures Stunning Images of ‘Nuclear Superbubbles’ in an Alien Galaxy
NGC 3079 is spitting out particles that balloon across thousands of light years in space.
Scientists Think an Exploding Star Helped Kill Off the Megalodon
An Astrobiology study proposes that an ancient supernova could have exposed Megalodon and other large ocean animals to deadly muon radiation.
Voyager 2 Joins Its Twin in Interstellar Space
The probe crossed the heliopause, the boundary between the heliosphere and the interstellar medium, on November 5.
Humanity Will 'Touch the Sun' with the Fastest Spacecraft Ever Made
The most ambitious NASA mission you’ve never heard of.
Humanity Will 'Touch the Sun' with the Fastest Spacecraft Ever Made
The most ambitious NASA mission you’ve never heard of.