Deluged by responses to his request for your favourite units, Robert P Crease discovers that non-SI units persist, and are sometimes even popular, among the physics community Setting the standard ...

In 2018 the International System of Units will be redefined in terms of fundamental constants. Why this change is taking place is explained in this short film presented by Stephan Schlamminger of the ...

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 ...