
Explore how rivers move, change, and sustain life across the planet with SWOT data.

Lake Unter-See in Antarctica, sealed beneath thick ice, contains unusually high levels of dissolved oxygen and cone-shaped microbial reefs resembling some of Earth’s oldest fossils.

A NASA luminary from the Apollo era grew up in Wales near Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch.

Oklahoma’s Salt Plains National Wildlife Refuge attracts rare and diverse species—and enthusiasts looking for a distinct type of crystallized gypsum.

Villages and farmland were swamped after unusually heavy early-February rains pushed the Sinú River over its banks.

Vivid green blooms form, drift, and fade in Hartbeespoortdam reservoir over the course of a year.