Physicists know that their elegant theoretical description of forces and particles — the standard model of particle physics — ...

Everything we see around us, from the ground beneath our feet to the most remote galaxies, is made of matter. For scientists, that has long posed a problem: According to physicists’ best current ...

Scientists working at CERN’s Large Hadron Collider may be seeing the strongest hints yet of physics beyond the Standard Model — the decades-old theory that explains the fundamental particles and ...

Europe's physics lab CERN is planning to build a particle-smasher even bigger than its Large Hadron Collider to continue searching for answers to some of the universe's tiniest yet most profound ...

An unexpected behavior in a particle decay seems to disagree with the predictions of the Standard Model, despite its high ...

How a mysterious particle could explain the universe’s missing antimatter Everything we see around us, from the ground beneath our feet to the most remote galaxies, is made of matter.