Today we’re talking all about fluid mechanics! We’ll look at different scales that we work with as engineers, mass and energy transfers, the no-slip condition, stress and strain, Newton’s law of viscosity, Reynold’s number, and more!

We might agree religious freedom is a good thing—but can we agree on what it really means? This episode of Crash Course Religions explores ongoing debates over where the limits of religious freedom lie. We’ll discover why this ideal...

Shine your ride with these simple steps.

The first—and perhaps the most important—political rivalry in U.S. history was between Alexander Hamilton and Thomas Jefferson. The two Founding Fathers clashed over political differences, each trying to sway President George Washington...

Nobel Laureate David Politzer (Caltech) describes how physicists use perturbation theory to describe what happens at the interface of two different surfaces.

Lesson on Raynaud’s phenomenon. Raynaud’s phenomenon or syndrome is a relatively common rheumatological condition that leads to an exaggerated vasoconstrictive response in the hands, feet, and other areas of the body. Raynaud’s is...