Researchers have made some unexpected readings of mysterious particles called muons, which may make us reexamine the Standard ...

Add Yahoo as a preferred source to see more of our stories on Google. This image provided by the Fermi National Accelerator Laboratory shows the ring-shaped track that scientists used to study tiny ...

The LHCb collaboration at CERN has confirmed the observation of an ultra-rare particle decay that has puzzled physicists for ...

Once a surprise to physicists, these particles are useful tools inside and outside the realm of particle physics. Every minute, countless muons rain down from space, passing through ...