There is a new standard in town, and it's sort of a big deal. This new standard is the definition of the kilogram, the unit of mass in the SI system—the International System of Units). It replaces the ...

The following is an excerpt from Seven Brief Lessons On Physics, by Carlo Rovelli. These lessons were written for those who know little or nothing about modern science. Together they provide a rapid ...

Explore 25 science experiments that defied the laws of physics, revealing mind-bending phenomena that challenge intuition.

During the 2024-25 school year, students in Southern Adventist University’s physics club taught lessons about the basics of Quantum Information Science and Technology (QUIST) at three local schools.

In the 1950s, physicist Chien-Shiung Wu was doing research at Columbia University when two other physicists approached her with a bold idea, but no way to prove it—until Wu found one. io9’s comment of ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Condensed-matter and materials physics is the branch of physics that studies the ...

Quantum physics is usually just intimidating from the get-go. It's kind of weird and can seem counter-intuitive, even for the physicists who deal with it every day. But it's not incomprehensible. If ...

A widely-held understanding of electromagnetic radiation has been challenged in newly published research. The study found that the normal direct correspondence between the bandwidths of the current ...

The goal of drive-system engineers is usually pretty straightforward. Specify the smallest motor and drive needed to accelerate and run a load at a required rate, and determine the braking forces ...