From Newton's Laws of Motion to electric forces, these concepts explain why matter behaves the way it does.artpartner-images/The Image Bank/Getty Images Physics is the science that quantifies reality.

You don’t need to pay hundreds of thousands of dollars or sit through hours of classes in order to understand the fundamental nature of the universe. In truth, the fabric of the cosmos is just a mouse ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Who was Schrödinger, and what happened to his cat? What exactly is string theory and why should ...