Agriculture and other land uses can distort the levels of an earth mineral marker used to map the origins and movements of ancient humans and animals, a new study finds.

The blue lagoons of the Cuatro Ciénegas Basin provide a glimpse into the planet’s ancient past.

To track the behavior of blacktip sharks, researchers are equipping them with radios and satellite sensors.

The sturgeon restoration study’s outcome won’t be known for decades.

Nest predation of shorebirds that raise young in the Arctic are up threefold since the mid-20th century, and climate change may be to blame, according to a study.

Genetic information from dozens of individuals living 700 to 10,000 years ago reveals connections between Clovis and Native Americans and South Americans.

Take a break from the bench to puzzle and peruse.

Lincoln Brower, an American entomologist famous for his work to conserve the monarch populations of Mexico and the US, has passed away at age 86.

Ornithologists tagged 27 juvenile birds to track the way they use updrafts of air heated by the sun to migrate over long distances.