In this Topic series on pulleys we’ve gone from discussing the simple pulley to the improved simple pulley to…

Sometimes one of something just isn’t enough, like one potato chip, one glass of wine……

Sometimes the simplest alteration in design results in a huge improvement, a truth I’ve discovered…

Lifting heavy objects into position always presents a challenge, whether it’s a mom lifting a…

Last time we watched our example ceramic coffee mug crash to a concrete floor, where…

Last time we watched as the kinetic energy of our falling coffee mug was transformed into the work of creating a…

Objects in motion inevitably meet with opposing forces, a theme which I frequently encounter in my…

As We Know how Henry Cavendish built upon the work of scientists before him to…

Previously we saw how a gear reduction does as its name implies, reduces the speed…

Imagine driving in your car, you’re traveling at a speed of 65 mph and you’re…