"Opposites charges attract; like charges repel" is a long-held fundamental principle of physics that you might have heard at school, but your teacher may have been wrong. Researchers from the ...

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 ...

Explore core physics concepts and graphing techniques in Python Physics Lesson 3! In this tutorial, we show you how to use Python to visualize physical phenomena, analyze data, and better understand ...

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 ...

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 ...