Physics centers essentially on four forces that control our known, visible universe, governing everything from the production of heat in the sun to the way your laptop works. They are gravity, ...

A couple of commenters expressed concern over the use of centrifugal force after my rant on the use of the word force. So, what is the deal with these two terms? Are they ok to use? Are they real ...

**Pre Reqs:** [Intro to Forces](http://scienceblogs.com/dotphysics/2008/09/basics-what-is-a-force.php), [Vectors](http://scienceblogs.com/dotphysics/2008/09/basics ...

Well, my Physics teacher gave out a big list of Physics-related books. They're not hardcore textbooks, they're all easy reading popular science books. Here's the list:<br><br><br>The Elegant Universe ...

In recent years, a group of Hungarian researchers have made headlines with a bold claim. They say they’ve discovered a new particle — dubbed X17 — that requires the existence of a fifth force of ...

Physics, particularly forces and motion, can be challenging. By observing everyday motion, conducting simple experiments, and understanding Newton's laws in plain language, the concepts become more ...

Ok guys, we're going to be talking about how to explain forces. And for this one, we're going to make a rocket, even if it is a model. To start, get yourself a balloon, some sticky tape, a long piece ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. It's impossible to talk about football these days without talking about ...