Simple machines make work easier, not less work, says Rick Crosslin, scientist. He joined us today to demonstrate how simple machines work. In our case, Randy was the “load” and Amber was the “effort.

Explains how pulleys work to lift heavy weights more easily. A fixed pulley changes the direction of force, allowing for easier lifting, while a movable pulley reduces the amount of force needed to ...

Ally Serritella and Jonathan Harper work on a simple pulley machine with Mr. Peralta. The fifth graders at Woodglen School, in Lebanon Township, Hunterdon County, have been working on a simple machine ...

Explore the simple machines behind Buffalo’s grain elevators and the physics that power them. Buffalo’s grain elevators changed the world! In this episode of Compact Science we uncover how a local ...

Dive into the science of inclined planes in Episode 4 of Jiwi's Machines. This special Science Extra episode breaks down how simple machines like ramps can do extraordinary work through clever design ...