The first-known observations of matter–antimatter asymmetry in a decaying composite subatomic particle that belongs to the baryon class are reported from the LHCb experiment located at the Large ...

The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks The four fundamental forces: gravity, electromagnetism, the strong force and ...

Observations of extremely rare subatomic particle actions have allowed scientists to put one of the most stringent limits yet on the reigning theory of particle physics. Physicists at the world's ...

The particle in question, known as a sterile neutrino, was supposed to only interact with gravity and have zero interactions ...

The United States' military has announced it is seeking to create powerful subatomic particle beams that would enable personnel to "see" through walls tens of yards thick and even peer deep ...

WASHINGTON — Scientists have found an extra charming new subatomic particle that they hope will help further explain a key force that binds matter together. Physicists at the Large Hadron Collider in ...

A report in April suggesting a giant atom smasher may have detected a never-seen-before subatomic particle had physicists at the edge of their seats with hope, albeit with a healthy dose of skepticism ...

A subatomic particle is a particle smaller than an atom: it may be elementary or composite. Particle physics and nuclear physics concern themselves with the study of these particles, their ...

Physicists almost sure they've detected Higgs boson, key to matter and energy. July 2, 2012 — -- After decades of careful experiment, physicists say they have found the "strongest indication to ...

Modern scientists face several pressing mysteries in their quest to understand the laws of the universe. A recent discovery could represent a very substantial step forward in solving a couple of them.

Scientists have discovered a new subatomic particle with profound implications for understanding our universe. On Wednesday, they announced they've found a particle believed to be the long-awaited ...