This video shows how to apply the work–energy principle to real physical systems beyond ideal point particles. Learn how external work, internal forces, and energy losses are handled in practical ...

A new metasurface design lets light of different spins bend, focus, and behave independently—while staying sharp across many ...

An international collaboration of astrophysicists that includes researchers from Yale has created and tested a detection system that uses gravitational waves to map out the locations of merging black ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Jordan's Principle ...

Reflexology is a type of massage that involves applying different amounts of pressure to the feet, hands, and ears. It may provide pain and stress relief, among other benefits. Reflexology is based on ...

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