Test your limits in this intense underwater challenge. See how long you can hold your breath and push yourself farther than ...

A species of semi-aquatic lizard produces a special bubble over its nostrils to breathe underwater. (Photo by Lindsey Swierk via Courthouse News) (CN) — It took humans awhile to figure out how to swim ...

All actors hold their breath during salary disputes, but these actors are also impressive at holding their breath underwater. We don't know exactly how long she could hold her breath underwater, but ...

(CNN) — In a Costa Rican rainforest, a small, semiaquatic lizard called a diving anole leaps into a stream. Minutes pass, but the anole doesn’t surface for air, as these lizards typically do. Instead, ...