The Standard Model is the modern physical understanding of three of the four forces of nature: electromagnetism, the strong nuclear force and the weak nuclear force. When you purchase through links on ...

A SUBATOMIC particle is a particle that composes an atom. Everything in the universe is made of atoms, microscopic pieces of matter. Please provide a valid email ...

Physicist Richard Feynman invented them to describe the interactions between real particles. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This ...