This is the second in a series of articles explaining - using plain English - what exactly are the electrical impulses in your brain responsible for how it learns, represents, and processes ...

Learn how to explain the change in electric potential along a dipole axis in this step-by-step physics tutorial! In this video, we break down the concept of electric dipoles, the variation of ...

Your nerves transmit messages within the brain, as well as among the brain, spinal cord, and the body. In order to do this, they use a combination of electrical and chemical signaling. Motor neurons ...

Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS ...