Earlier, we saw that the work done by friction on a particle sliding on a rough surface is negative, causing a loss in total mechanical energy as the particle slides. Here, we will address the ...

Researchers have demonstrated new wearable technologies that both generate electricity from human movement and improve the ...

Why do some people create friction in their workplaces? According to Bob Sutton, a professor of organisational behaviour at Stanford Graduate School of Business, some folks are oblivious when ...