The twins were born to a 22-year-old female named Mafuko, who lost her own mother to armed individuals. The extremely ...

Rare attacks helped brand the cassowary as deadly, but habitat loss and human activity now pose a far greater threat to the ...

In his new National Geographic series Pole to Pole, the actor ventures deep into the Amazon in search of creatures whose ...

Photojournalist Ami Vitale followed Przewalski’s horses—once declared extinct in the wild—on a 2,000-mile journey back to their ancestral home. (And only one tried to escape.) Przewalski's horses once ...

From the scale of danger posed by wind turbines to the actual price of installing home solar panels, here are the facts you ...

Cat Warren, author of "What the Dog Knows," talks about what scientists know about working dogs and their powerful sense of smell.

This story originally published in the September 2008 issue of National Geographic magazine. See more digitized stories from our archives here. The biologist Iain Douglas-Hamilton is walking up on an ...

With all the splashing, it was hard to tell what was happening under water. As the orcas surfaced to take a breath, dolphins were darting around their heads, but the water was so murky that the ...

The twins were born to a 22-year-old female named Mafuko, who lost her own mother to armed individuals. The extremely ...

The University of Colorado Boulder has acquired a rare Wollemi pine tree, a tree species that lived alongside dinosaurs and was thought to be extinct until it was rediscovered in Australia in 1994. CU ...

Learn how an endangered species that rarely has twins is caring for two newborns — and why the coming weeks matter most.