Do you think you know which species are most vulnerable in an ecosystem? A novel analytical method developed by Italian ...

Jamelle Bouie, a columnist at the New York Times, has recently been drawing a lot of parallels between what’s going on in the ...

A thin layer found in the top few centimeters of soil plays a big role in its ecology. Biocrust is built, maintained and ...

Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying ...

Far more families are choosing to have fewer — or no — children. Many countries, including the U.S., now face a rapidly aging ...