How the world of the smallest particles is structured, what is known about fundamental forces, and what particles have to do ...

The European Organization for Nuclear Research (CERN) has shed light on the structure of "exotic" particles. These particles ...

Neutron stars are the densest observable objects in the universe. A new Finnish Centre of Excellence investigates them with a combination of ...

Deep in the heart of the matter, some numbers don't add up. For example, while protons and neutrons are made of quarks, nature's fundamental building blocks bound together by gluons, their masses are ...

For the past quarter-century, scientists using a particle collider on Long Island have been smashing the nuclei of gold atoms together at nearly the speed of light to create the hottest matter ever ...

Graphic showing the transverse motion of a quark (green sphere) inside a proton whose spin is aligned to its direction of motion (large yellow arrow). Credit: Image courtesy of Valerie ...

Century-old quantum mechanics can explain how a single sub-atomic particle cross the energy barrier through tunnelling, be located at multiple places simultaneously, occupies discrete energy levels ...

Physicists have taken the Universe’s temperature, revealing the searing trillion-degree heat of the Big Bang’s first plasma. Credit: Shutterstock Rice University researchers have taken the Universe’s ...

Uncharted territory An oxygen–oxygen collision in the CMS detector (left) and a neon–neon collision in the ATLAS detector (right). Credits: CMS; ATLAS “Early analyses have already helped characterise ...