A new theory suggests the universe’s greatest secrets are hiding in a “zeptouniverse” that’s ready to be explored—without ...

For a mere moment after the Big Bang, no neutrons or protons are thought to have existed. These neutral and positively ...

When the universe first burst into being, all of space was a cosmic cauldron filled with a roiling, fiery liquid of ...

Before the RHIC shut down, it was the only operational particle collider in the U.S. and one of two heavy-ion colliders in the world, the other being the Large Hadron Collider at CERN in Switzerland.

Just after 9 a.m. on Friday, Feb. 6, 2026, final beams of oxygen ions—oxygen atoms stripped of their electrons—circulated ...

The Relativistic Heavy Ion Collider , the largest particle collider in the United States, collided its last particles in early February. RHIC is a massive accelerator ring and set ...

In a collider ring on Long Island, physicists have turned a long standing thought experiment into hard data, watching new ...

The famed collider at Brookhaven National Laboratory has ended operations, but if all goes to plan, a new collider will rise ...

A single subatomic particle that hit Earth in 2023 carried roughly 100,000 times more energy than anything humanity has ever ...

After 25 years, Brookhaven National Laboratory’s Relativistic Heavy Ion Collider—the U.S.’s largest particle collider—has ...

CERN's Large Hadron Collider now heats thousands of French homes with waste heat, turning particle physics research into ...

Cost measures CERN is proposing the Future Circular Collider to study the Higgs boson in great detail, but can it afford the ...