Add Yahoo as a preferred source to see more of our stories on Google. The standard model of particle physics represents the most comprehensive theory about fundamental or subatomic particles and ...

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

Prefer Newsweek on Google to see more of our trusted coverage when you search. The United States' military has announced it is seeking to create powerful subatomic particle beams that would enable ...

Some cosmic rays come from the sun, some from elsewhere in our Milky Way, and others, called extragalactic cosmic rays, trace ...

Subatomic particles, gravity wells and the beginning of the universe - these are difficult and mysterious concepts that are ...

Imagine trying to prove that 1+1=2, but when you do the calculations, it turns out that the result is off by 0.1%. That scenario is similar to the riddle that’s facing physicists worldwide as they try ...

A new experiment with momentum-entangled helium atoms could help unite quantum mechanics and general relativity.

China is nearing completion of an advanced facility to measure neutrinos, the smallest subatomic particles known to physicists. Its underground central sphere will soon be sealed off and filled with ...

Stress is a very real factor in the structure of our universe. Not the kind of stress that students experience when taking a test, but rather the physical stresses that affect everyday objects.

To test if antimatter can be safely transported, a team of scientists loaded antiprotons into a specially prepared truck.

The scientific world has long known that atoms form the basic building blocks of matter, but CERN is interested in peering beyond the atom into the mesonic and baryonic soup that gives rise to matter ...