Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

Learn how to find the minimum angle at which a block starts to slide down an inclined plane! 🏔️🔬 In this video, we break down the physics behind static friction and the forces at play, helping you ...

Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today?

A new equation calculates how many fragments of each size will be produced when an object breaks. The principle could help ...

Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...

Tobi is a crypto writer at Investopedia. He aims to simplify the complex concepts of blockchain and cryptocurrencies for the masses. Stella Osoba is the Senior Editor of trading and investing at ...

A business.com editor verified this analysis to ensure it meets our standards for accuracy, expertise and integrity. Starting a business involves much more than coming up with a great idea. You’ll ...

Physics is full of counterintuitive ideas, but one concept stands above the rest as the most misunderstood. It’s taught with simple metaphors in school, yet the real version is far stranger and far ...

This episode of the Physics World Weekly podcast features a lively discussion about our Top 10 Breakthroughs of 2025, which include important research in quantum sensing, planetary science, medical ...