Back in October 2022, the S 1000 RR was called back over clutch covers getting loose. A sporty naked that retails at $17,895 for the 2023 model year, the 999-cc motorcycle has been recalled yet again, ...

This interactive activity from the NOVA website challenges users to lift one end of an obelisk to a height of three feet using only a lever, a fulcrum, weights, and some supporting stones. Levers are ...

A lever is a simple mechanism that uses a bar to pivot around a fixed point called a fulcrum. Levers can be joined together to form linkages. Simple linkages can be used to change the direction of ...

Put the fulcrum near a table or lectern that a volunteer can grab. Mount the beam on the fulcrum with the short end near the table or lectern. The ratio of lengths for the short arm to the long arm ...