The new baryon “Xi-cc-plus” decays into other particles almost instantly, but its existence could paint a clearer picture on ...

Over a century ago, Ernest Rutherford discovered the proton by splitting the atom in a laboratory in Manchester. Today, ...

Physicists just discovered a brand-new particle that appears to be an exotic cousin to the protons and neutrons that make up ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Jefferson Lab’s search for smaller-than-an-atom bits of matter that nobody has spotted but that theory says exist is getting some ...

Look alive, science fans — a new subatomic particle has just dropped after a 20-year search. Discovered by British ...

The announcement this week that scientists may or may not have discovered a new subatomic particle has riled up the physics world. So how do we know for sure whether the particle is real or not? A ...