A pulse-jet boat painted to look like a poison dart frog. A Jet Ski with two pulse-jet engines that he’s planning to use to set a world speed record on water. There’s a pulse-jet coffin on wheels.

Turns out, the wise viewers are right. Flipping a jet ski may cause damage if water floods into the crankcase and the engine, as per actionwatersportz.com. However, a blog on the website explained ...

But to do that, they’re taking to the air. The jet ski is a simple enough craft to understand. You put a powerful combustion engine into a small hull big enough to stand or sit on. You pair it ...

Upon the patent being released, however, Jacobsen submitted his idea to Kawasaki, the result of which was the introduction of the first Jet Ski. This watercraft was nimble and agile, and boasted a ...