We'll spare you a full-on physics lesson ... represents how quickly an engine can generate its torque, introducing time into the equation. In other words, torque represents the work an engine ...

Here is the torque equation for the rolling disk ... example that brings in lots of different concepts in introductory physics. In fact, I am just going to add this to my physics ebook - Just ...

Twisted light: self-torque could be used to manipulate molecules. (Courtesy: iStock/VikaSuh) Physicists in Spain and the US have shown that the orbital angular momentum, or twistedness, of light can ...