Learn how tension and friction interact when an object moves at constant velocity. This video breaks down the force balance, explains why acceleration is zero, and shows how physics principles apply ...

Solve two Atwood machine problems step by step, including the effects of friction and an inclined plane. Learn how to set up free-body diagrams, apply Newton’s laws, and avoid common mistakes in ...

Researchers at TU Wien have discovered a quantum system where energy and mass move with perfect efficiency. In an ultracold ...

The supermassive black hole sitting at the heart of our galaxy is considered to be a slumbering giant. However, an ...

In American life, Greenland feels distant, an icy expanse far removed from daily routines in Pennsylvania or elsewhere in the ...

A host of new science books are due to hit shelves in January, by authors including Claudia Hammond, Deborah Cohen and Daisy ...

The seemingly quixotic quest to build fully autonomous cars is a bit like Zeno’s paradox. The ancient Greek philosopher argued that to arrive at any destination you must first cover half the distance.

AMD’s 2025 performance points to a shift from chips to platforms. CES 2026 reinforced execution, but this year's deployments ...

The internet is awash with adverts for various portable heaters, with claims that they will heat your house for pennies ...

A $1 million prize awaits anyone who can show where the math of fluid flow breaks down. With specially trained AI systems, ...

AI in 2026 faces limits to scaling, new innovation beyond large models, rising enterprise adoption and mounting pressure on ...

Cap rates are not universal. While often presented like math, in practice cap rates reflect institutions. Regulatory alpha, ...