Engineers reinvent the 5,000-year-old gear using fluids instead of solid teeth.

The observed near flatness of galactic rotation curves has long been interpreted as evidence for large amounts of non-baryonic dark matter. Here we show that this phenom ...

Physics Problem: Understanding the work done on a hanging box! 📦🔋 In this video, we dive into the concept of work in physics by analyzing the forces acting on a box hanging from a rope. Learn how to ...

Two masses, a spring, and gravity: A physics problem you need to solve! ⚖️🪢 In this video, we break down a classic physics scenario involving two masses attached to a spring, with gravity acting on ...

Statistical physics and thermodynamics provide a framework for relating the behaviour of microscopic particles to the macroscopic properties of a system. Thermodynamics casts these macroscopic, or ...

As one of the oldest components of human engineering, gears have driven civilization for ...

I learned to respect friction, as a phenomenon with many nuances, when I was a graduate student. One day, while teaching a problem session in elementary mechanics, I unwisely invented a new problem to ...

is transportation editor with 10+ years of experience who covers EVs, public transportation, and aviation. His work has appeared in The New York Daily News and City & State. Boston Dynamics unveiled ...

A patch of turmoil on the Sun can feel far away, until it reaches into your daily life. In 2024, one solar region became so ...

2026 is highlighted as the year of the singularity with Elon Musk warning of underestimated impacts; conversations with him ...

The new system, called CHIEF1900, was built by Shanghai Electric Nuclear Power Group as part of China's Centrifugal Hypergravity and Interdisciplinary Experiment Facility, or CHIEF. It ...

The Hubble Space Telescope has captured startling structures on interstellar comet 3I/ATLAS, narrow, sun-facing dust streams ...