Many antiquated lever-operated voting machines are headed for museums or scrapyards as new optical scanning voting devices replace them in local elections. The Cayuga County Board of Elections mailed ...

Discusses the principles of levers, a type of simple machine that helps lift heavy loads by changing the direction or magnitude of force applied. It explains how the position of the fulcrum affects ...

Few coffee makers have caught my attention quite like La Pavoni and its range of manual espresso makers, which feature a lever-operated piston that generates the pressure required to brew delicious ...