Scientists trying to replicate conditions that existed in the first microsecond after the Big Bang have discovered that gold ions ramming each other at nearly the speed of light produce a surprisingly ...

Researchers said this event, called GRB 230906A, is likely in a stream of gas located about 4.7 billion light-years from Earth.

When a pair of superdense neutron stars collided and potentially formed a black hole in a galaxy 130 million light-years from Earth, they unleashed not only a train of gravitational waves. They also ...

Collision physics is a research area within atomic, molecular, and optical physics that investigates the fundamental processes occurring when particles such as atoms, ions, electrons, or molecules ...