Find out more about the wheel and axel, the lever, and the wedge. Find out more about three of the six simple machines: the wheel and axel, the wedge, the lever. Simple machines like these help us do ...

All the hullabaloo about touchscreen voting machines and the lack of a paper trail got Joyce Dewsbury wondering about the old mechanical lever voting machines. How did they record votes, and was there ...

The film *Spinning Levers* explores the fundamental mechanics of levers and gears, illustrating their role in various everyday applications and in the complex workings of a car’s transmission.

Everything old is new again! Unsatisfied with the computerized voting system that was put in place in New York three years ago, a bipartisan group of state lawmakers in Brooklyn and Staten Island is ...