For humans, living in a bubble is a figurative coping mechanism. For water anoles, it is a literal description of an underwater survival strategy. The semi-aquatic lizards found in Costa Rica’s ...

Presenting the world's smallest (and scrappiest) scuba diver: A species of semi-aquatic lizard produces a special bubble over its nostrils to breathe underwater and avoid predators, according to new ...

By shouldering some of the burden of underwater swimming, the device could also make scuba tanks last longer. Watching a diver glide through the water under the sea's surface makes the activity look ...