Scientists invented metal that refuses to sink

If you're trying to build something that won't sink, making it out of metal seems like a terrible idea. We make boats and ships out of metal because it's sturdy and lasts a long time, but it weighs a lot and, if something goes wrong, there's nothing stopping it from sinking to the bottom. Researchers from the University of Rochester have come up with a potential solution. It's a metal that absolutely hates water, strongly repelling it and creating pockets of air that allow the metal to float und...