If you've spent much time around ships, you might have noticed they're often painted red just below the water line. What's the reasoning behind this?

U.S. Navy develops an underwater grooming robot that does away with hull-dwelling barnacles and slime. X. Your Guide To a Better Future. Trending AI ...

So if you own a ship and want to stop this from happening, you have, broadly speaking, two options, says Salta: either a biocide-based coating or a fouling-release coating.

A good crew is needed to keep vessels in ship shape. But time spent in the water takes its toll on a yacht's exterior. When that happens, it's time to call in the barnacle busters.

Phil Secord is fighting an underwater war. His mission: Rescue Tampa Bay's boats from the pesky barnacles and algae that cause headaches for boat owners. "It's a battle down there," said Secord ...

The barnacle, familiar to mariners and beachcombers, spends all its life firmly in one place. Inside its heavy shell, the animal is stuck head-first to whatever boat-bottom or pier post it calls ...