To detect the quantum friction of empty space, scientists are going for a spin. A twirling nanoparticle, suspended in a laser beam inside of a vacuum, can measure tiny twisting forces, making it the ...

Unlock the secrets of torque and rotational equilibrium in this clear and engaging physics explanation. Using the example of a hanging sign, we break down how forces, distances, and angles work ...

Learn how to understand torque in a beam supported from one side! In this video, we break down the concepts of torque, force distribution, and rotational equilibrium using clear examples and ...

The physics of the spiral pass have baffled physicists and football fans for decades. EMILY KWONG, HOST: ...