30-million-year-old amphibious beaver fossil is oldest ever found

A new analysis of a beaver anklebone fossil found in Montana suggests the evolution of semi-aquatic beavers may have occurred at least 7 million years earlier than previously thought, and happened in North America rather ...

Solving Everest's wildlife mysteries with eDNA

A team of scientists led by the Wildlife Conservation Society (WCS) and Appalachian State University used environmental DNA (eDNA) to document the breadth of high-alpine biodiversity present on Earth's highest mountain, 29,032-foot ...

Study reveals 60 million years of penguin evolution

An international team of 40 researchers analyzed the genomes—the complete set of DNA—of all living and recently extinct penguin species and combined this with the fossil record to gain new insights into the key events ...

How do plants adapt to aquatic environments?

The theory that life began in the ocean is widely accepted. The public, however, does not acknowledge the reality that many aquatic organisms are descendants of terrestrial organisms. Whales and dolphins are marine mammals ...

Mysteries and music: listening in to underwater life

When marine researchers started recording sounds in the seagrass meadows of the Mediterranean Sea they picked up a mysterious sound, like the croak of a frog, that resounded within the dense foliage—and nowhere else.

page 1 from 9