A century after their discovery, cosmic rays—particles of extreme energy originating from the far reaches of the ...

Dive into 25 cosmic mysteries science can't explain, from dark matter to dark energy. Explore the universe's most baffling ...

Nothing is stopping Four Horsemen Studios, as they have even more Cosmic Legions Character Packs coming soon. Cosmic Legions is a premium sci-fi action figure line from the same designers behind ...

NASA’s Hubble Space Telescope got a rare look at the aftermath of two cosmic collisions — and helped scientists solve a decades-old mystery. Many years ago, scientists saw a dense, bright spot near a ...

We all know that everything kicked off when the Big Bang exploded our universe into reality, right? Well, not necessarily. A compelling new theory of the creation of our universe suggests that it may ...

A mysterious cosmic explosion has astronomers buzzing, as a strange event may hint at an entirely new kind of stellar ...

By studying galaxy clusters separated by hundreds of millions of light-years, Penn physicist Patricio Gallardo and ...

A spectacular cosmic event nicknamed “SN Winny” could help solve one of astronomy’s biggest mysteries: how fast the universe is expanding. This rare superluminous supernova, located 10 billion ...

WADSWORTH, Ohio — Pieces of a meteorite have now been confirmed in Northeast Ohio following a rare and dramatic fireball that lit up the sky Tuesday morning. The 6‑foot‑wide, seven‑ton meteor streaked ...

Buried within the Antarctic ice are more than 5,000 light sensors that work together to detect some of the highest energy ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

Penn physicist Patricio Gallardo and collaborators tracked the speeds of distant galaxy clusters to test the strength of gravity across hundreds of millions of light-years. The verdict? Gravity neatly ...