On a cool December afternoon at the Fort Worth Zoo, Lady Bird splashes her tiny trunk in a watering hole while her mother, ...

Huge tunnels under southern Brazil and northern Argentina were potentially made by giant, Ice Age sloths for refuge and rest ...

Footprints and drag marks from early humans using travois are discovered at White Sands, NM, dating back 22,000 years.

Across the Arctic, one bear stands apart from all the others, not just in size but in how it looks at us. While most large ...

Farms and cities use so much of the Colorado River's water that little remains for the river's own ecosystem. Will ...

Blue Gender is dystopian sci-fi that wrestles with humanity's extinction and there's a strong case to be made for why it's ...

Depression and anxiety are declining, adding yet more complications to the anti-smartphone and anti–social media narratives.

The measles outbreak in South Carolina exposes the social and political roots of vaccine refusal and the broader assault on public health institutions in the United States.

North Carolina Gov. Josh Stein is canceling Medicaid rate cuts he initiated two months ago. Stein and Health Secretary Dr.

Ancient DNA from Denisovans left humans a powerful genetic advantage — a gene that helped early Americans survive new ...

Ahead, here's everything you need to know about late director Rob Reiner's wife Michele, the couple's three adult children, ...

Humans are far closer to meerkats and beavers for levels of exclusive mating than we are to most of our primate cousins, ...