This is an opinion column. A new propeller design will likely start popping up on boats in Alabama and across the nation in the next few months—provided that the manufacturer eventually gets the price ...

Boats are propelled forward by various power sources, such as human power, wind power, and internal combustion engines. Nowadays, even electric boats are coming onto the scene. Propulsion for ...

Some other speed-record-attempting electric boats have been known to tip the scales at up to 4,000 lb (1,814 kg). Due to a broken propeller shaft, Big Bird was unable to make any more attempts of its ...