Some forces are called contact forces because they require objects to touch. One is tension force, found in stretched wires. Another is the force found in a spring. And last are resistive forces: ...

In this video, we dive into how to solve projectile motion problems using the quadratic formula! From calculating the height and distance to finding the time of flight, we’ll show you how to apply the ...

In this video, we introduce the fundamentals of kinematics in 2D, focusing on projectile motion. Learn how to break down the horizontal and vertical components of motion, apply key equations, and ...

The French star's first film as director is a candid documentary account of how her 2008 stage collaboration with British dancer and choreographer Akram Khan came together. Of Fred Astaire and Ginger ...

Of Fred Astaire and Ginger Rogers, the screen’s most celebrated dance partners, Katharine Hepburn is famously said to have declared that he gave her class, while she gave him sex appeal. Juliette ...

(via Sabine Hossenfelder) Zero-point energy is one of the most intriguing phenomena of quantum mechanics. Because quantum particles are also waves, they must always have more than zero energy.

Traffic Lab is a Seattle Times project that digs into the region’s transportation issues to explore the policies and politics that determine how we get around and how billions of dollars in public ...

For the first time since it opened its doors as a citadel for Society half a century ago. Manhattan’s Metropolitan Opera House last week abandoned formality, became the scene of an experiment with ...