Explore how forces and friction work to hold a block against a vertical wall. This video explains normal force, frictional force, and equilibrium conditions, showing how these forces balance to ...

Innovation flourishes not because people collaborate more broadly but because the right people fall into productive orbit ...

Flux physics refers to continuous change in physical quantities, including energy transfer and dynamic equilibria. Flux is central to many areas of formal and Big-P physics, though intuitive ...

The first part of the course includes six units, Physical World and Measurement, Kinematics, Laws of Motion, Work, Energy and ...

The original version of this story appeared in Quanta Magazine. There are precision measurements, and then there’s the Laser Interferometer Gravitational-Wave Observatory. In each of LIGO’s twin ...