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 ...

It's fairly common knowledge that when a supersonic aircraft approaches the sound barrier, what follows is the sonic boom. This transitory period between subsonic and supersonic, known as transonic ...

MAN Diesel & Turbo optimizes the efficiency of ship propellers using cutting-edge CFD simulation methods The layout of ship propellers is a balancing act between optimal power conversion and the ...

Collins Aerospace says the eight-blade NP2000 composite propellers on the Lockheed Martin C-130H enable more traction for a given propeller diameter. Credit: Collins Aerospace Propeller manufacturers ...