Species numbers alone do not fully capture how ecosystems are changing. In a global study, scientists analyzed long-term data from nearly 15,000 marine and freshwater fish communities. They found that ...

The Oldest ‘Animal Vomit’ Has Finally Been Identified, and It’s Not From Dinosaurs at All ...

How did Costa Rica beat back deforestation and buck the global trend?

There may be twice as many vertebrates on the planet as previous estimates claimed, according to a new study published in the journal Proceedings of the Royal Society B: Biological Sciences. That's ...

Mt. Graham is known as a sky island, a mountain ecosystem surrounded by a “sea of desert.” Its isolation makes the Mt. Graham ...

Petroglyphs on sandstone at a national park in Chad bear witness to wildlife that once roamed the area before the continent’s ...

A collection of microbial specimens gathered from a cave located in Romania has displayed a variety of similarities to bacteria that are currently being studied in neurobiology. This research ...

For more than a century, paleontologists have been piecing together how the mysterious predator Andrewsarchus is related to ...

A bill to fund maintenance of the Arizona Trail moves forward while a long list of federal threats to land management agencies still looms large.