ZME Science on MSN

This touchless gear system uses fluid dynamics to transfer power and rotation without any teeth

From the chariot wheels crossing the Gobi Desert in 3,000 BCE to the intricate bronze clockwork of the Antikythera mechanism ...
Dot Physics on MSN

Using Lagrange multipliers to find tension in a falling yo-yo

This video demonstrates how to use Lagrange multipliers to find the tension in a falling yo-yo. By applying constraints and generalized coordinates, you’ll see how this powerful method reveals both ...