Pit Viper, a Salt Lake City company that sells stylish sunglasses designed to “take a beating” that are worn by professional skiers and cyclists, is a whole vibe. To get a feel for it, take a scroll ...

High up in the mountains of Colombia, a scaly creature balanced its 2-foot-long body on a branch. The predator had its red eyes on its next meal. But other sets of eyes were watching it, too. Nearby ...

Asian pit vipers of the genus Trimeresurus are notoriously difficult to tell apart and continue puzzling researchers to this day. Some species groups have similar-looking species (different species ...

Finding and describing new species can be a tricky endeavor. Scientists typically look for distinctive characters that can differentiate one species from another. However, variation is a continuum ...