Newly discovered proto-amphibian, Kermitops (USNM PAL 407585) from the Department of Paleobiology collections at the Smithsonian Institution National Museum of Natural History. The species is named ...

Call it a grand-phibian. Scientists have unearthed a fossil of the world’s oldest tadpole in Argentina — a shock finding that could alter our understanding of amphibian evolution, experts say.

Two hundred and thirty million years ago, in what's now Wyoming, the seasons were dramatic. Torrential rain would pelt the region for months on end, and when the mega-monsoon ended, the region became ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...