The ill-fated helicopter that crashed into the Hudson River on Thursday killing six people features on a video promoting the ...

The New York City tour helicopter that plummeted into the Hudson River Thursday, killing six people, was once used in a ...

A drive shaft also known as a propeller shaft and sometimes referred to as a transmission output shaft is a vital component of your vehicle’s drivetrain. Ashraf Mutaasa Kafeero, a mechanic ...

Universal joints allow drive shafts to move up and down with the suspension while the shaft is moving so power can be transmitted when the drive shaft isn’t in a straight line between the ...