Jump start physics problem with a mass on a spring. This video explains the setup, key assumptions, and the step-by-step physics needed to solve for motion, energy, and forces in a spring–mass system.

Modern physics explains much of how the universe works, from atoms to galaxies. Yet some problems remain stubbornly unresolved, resisting even the most advanced theories. These puzzles expose gaps in ...

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Even before competing in his first Olympics, 21-year-old Ilia Malinin has transformed the sport of figure skating.

We are entering an era where society’s hardest challenges — health, energy, infrastructure, climate — become tractable in ...

In July 2012, physicists at the Large Hadron Collider (LHC) in Europe triumphantly announced the discovery of the Higgs boson, the long-sought linchpin of the subatomic world. Interacting with Higgs ...

James Cameron is one of the most successful filmmakers of all time. With three of the top five highest-grossing films of all time directed by him, there’s nobody else quite at his level. But it’s ...

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World models are AI systems that understand physics, space, and cause-and-effect—unlike chatbots that only predict text. Tech ...

2025 NFL Offensive Player of the Year Jaxson Smith-Njigba's elite route running keeps confounding opposing defenders. Here's how.