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 ...

For a few years, one of particle physics’ most unsettling numbers seemed to be pointing somewhere strange. The trouble ...

Gravity is by far the weakest of nature’s four fundamental forces, and physicists have spent decades asking a deceptively simple question: why? One answer, first sketched a century ago and refined ...

Today, the universe as we know it is governed by four fundamental forces: the strong nuclear force, the weak nuclear force, electromagnetism, and gravity. However, these four forces aren’t exactly as ...

The big-idea explorers at Aperture explain the four fundamental forces that govern all matter and motion around us.

Researchers may be on the brink of discovering evidence of a fifth fundamental force. As far as we know, at the most basic level, the universe is made up of fundamental particles and controlled by ...

When fundamental particles are heavier or lighter than expected, physicists' understanding of the universe can tip into the ...

As far as we know, at the most basic level, the universe is made up of fundamental particles and controlled by four fundamental forces. The Standard Model explains these fundamental particles and ...