At Brookhaven National Laboratory on Long Island, the Relativistic Heavy Ion Collider has powered down for the last time, ...

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 ...

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 through the twin 2.4-mile-circumference rings of the Relativistic Heavy Ion ...

The largest particle collider in the US, the Relativistic Heavy Ion Collider (RHIC), has ...

After a decade of construction, the new-and-improved super Pioneering High Energy Nuclear Interaction eXperiment (sPHENIX) is officially ready for science as it passes a key “standard candle” ...

The Large Hadron Collider is going to be shut down — not permanently, but for a pretty long time — and the famous atom smasher’s eventual final retirement is also something that top scientists are now ...

A single subatomic particle that hit Earth in 2023 carried roughly 100,000 times more energy than anything humanity has ever produced in a particle collider. It was a neutrino, one of nature’s most ...