By using two propellers that rotate in opposite directions, a ship can use less energy to move forward. New knowledge means ...

Cavitation is invisible, violent, and devastating – a hidden killer that can rip apart pumps, engines, and turbines. Caused by sudden changes in pressure, it can destroy steel in seconds. In this ...

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Cavitation is essentially a wild bit of physics that turns water — a ship's best friend — into a weapon with a massive destructive potential. It can happen around a ship's propeller and can eat ...

Ultrasonic or ultrasound cavitation is the use of ultrasound technology to break down fat cells below the skin. It is a non-surgical method of reducing cellulite and localized fat. This procedure ...

Last month, Honda expanded the outboard family built around the first-ever production V8 in its storied history of engine building. Now, the company is sliding some of the shinier new technology from ...

SlashGear has traditionally focused on advancements in terrestrial transportation like cars and motorcycles, but we've devoted plenty of space to discussion of marine engines as well. We've presented ...

Born from the high-powered world of electric jetboarding, ZeroJet is now channeling all its energy into building performance electric boat drives. Its very first outboard combines drop-and-drive ...

Some coffee snobs might call this sacrilege. Cold brew is supposed to take a long time — that’s part of how it gets its characteristic smoothness. But a group of engineers from the University of New ...

Researchers are investigating the potential of a painless, needle-free vaccine delivery by ultrasound. The method uses cavitation, which is the formation and popping of bubbles in response to a sound ...