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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Dark matter makes up about 80 percent of the universe's mass, but scientists still don't know ...

Neutrinos are tiny and neutrally charged particles accounted for by the Standard Model of particle physics. While they are estimated to be some of the most abundant particles in the universe, ...

Never-before-seen particles called axions could be behind the mysterious X-rays. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. More than 400 ...

Physicists are hunting for an elusive particle that swings both ways, and if they find it, it could explain several bizarre results found at atom smashers around the world. But physicists suspect ...