Ava Moore, 18, was killed in a jet ski hit-and-run while kayaking on Sunday. The alleged driver of a jet ski that fatally collided with a U.S. Air Force Academy cadet candidate while she was kayaking ...

The inventor of the personal watercraft was an unassuming Southern California man who enjoyed the thrill of desert dirt biking, but not the crashes. Clayton Jacobson II was inspired in the 1960s to ...

We put an all-terrain jet ski to the ultimate test, taking it across snow, land, and water! Watch insane stunts, unexpected challenges, and see how this versatile ride dominates every terrain.