In recent weeks, hundreds of sea lions, dolphins and other animals have turned up in the sand dead or seriously ill, alarming ...

Photograph by David Doubilet The two predominant species of sargassum in the Sargasso Sea are the only seaweeds in the world that don’t begin life attached to the seafloor. As a consequence of ...

Rust can be incredibly annoying if it appears on your new bicycle or car, but if you are a free-floating baby marine animal ...

gave birth to life, and gives our planet its distinctive blue hue among the cosmos. The PopSci team has tested hundreds of products and spent thousands of hours trying to find the best gear and ...