The first semester of an undergraduate physics course invariably spends a lot of time on two big ideas: The momentum principle and the work energy principle. Both deal with forces acting on an object, ...

With the rise of brain-interface technology and artificial intelligence that can imitate brain functions, understanding the nature of consciousness and how it interacts with reality is not just an age ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. When it comes to being a human on planet Earth, energy affects ...

A strong contender is wavelet theory, a mathematical framework that powers image and video compression across the digital ...

Faster-than-light (FTL) travel is a staple of sci-fi, hand-waving away multi-millennia journeys between stars. Such a technology would of course be incredibly handy to us in the real world, and while ...

What do shrink wrap on turkeys, fast-drying ink on cereal boxes, and the targeted radiation of tumors have in common? They come from technology first developed by physicists for a far less practical ...

The expansion of the universe could be a mirage, a potentially controversial new study suggests. This rethinking of the cosmos also suggests solutions for the puzzles of dark energy and dark matter, ...

Quantum mechanics has a dark energy problem. When it comes to scientifically mysterious concepts that begin with the word "dark," dark matter attracts most of the public attention. Dark energy, ...

This is the first film in our new series Faces of Physics, a collection of films that reveal the working lives of people in physics and its related careers. By telling the personal stories of the ...

Forbes contributors publish independent expert analyses and insights. I write about energy and the environment. Over the last decade, journalists have held up Germany’s renewables energy transition, ...