When the treated tube is submerged, the water-repelling interior traps a stable air pocket inside. This air prevents the tube ...
A video shows unsinkable metal tubes retaining their buoyancy even after they are damaged or fully submerged for extended ...
More than a century after the Titanic sank, engineers still have hopes of someday creating "unsinkable" ships. In a step toward reaching that lofty goal, researchers at the University of Rochester's ...