The loudest black hole collision ever recorded has just given Einstein’s theory of general relativity its hardest test so far. The event, dubbed GW250114, produced a record-smashing signal-to-noise ...

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.

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

The era of smashing two watermelons together at Brookhaven National Laboratory has ended. After 25 years of accelerating streams of ions into each other at the Relativistic Heavy Ion Collider (RHIC), ...

APL’s involvement in unmanned aircraft safety traces back to its earlier work on collision avoidance for manned aviation.

After 25 years of experiments recreating early-universe matter, Brookhaven's RHIC has completed its final particle collisions ...

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 ...

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

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

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