Updated: 1 hour 9 min ago
Is melting in the Arctic causing drought, floods, and ice farther south?
Kiev's Independence Square became a fiery war zone Tuesday.
Photographer releases mesmerizing footage of dangerous thunderstorms.
Will the Nepal government's new fee structure for mountain climbing increase the crowds—and the danger—on Mount Everest?
Frozen splendor cloaks the ice caves of Lake Superior, courtesy of a frigid winter.
Behind the Scenes of the NatGeo Black Holes Cover - National Geographic
Explorer Alain Hubert journeys across ice to take a census of a remote colony of emperor penguins.
Mexican archaeologists have found the bones of Aztec dogs, mysteriously buried together 500 years ago.
Asian elephants recognize distress in others, offering gentle caresses and chirps of sympathy, a new study says.
Humanity's "most enduring legacy" will be our effect on the rest of life on Earth.
Two fast-approaching deadlines threaten to undermine the future success of the Quantification Settlement Agreement, which aimed to wean California off its overdependence on Colorado River water.
A newly published study on mammograms concludes that they do not save lives. Critics disagree. So does my wife.
Some astrophysicists think our universe owes its origin to a monster black hole, wherein we reside today.
Yes, water in the U.S. is mostly safe to drink. But the answer is murkier than you might like.
While investigating why and how music evolved in humans, researchers are finding that some animals can keep a beat.
Photos from the first week in Sochi by National Geographic's Your Shot users.
A virtual-reality study sheds light on the way short people perceive the world.
On the 450th anniversary of his birth, the modern world and science still owes a debt to Renaissance genius Galileo.
From childhood Merlin Tuttle has been nuts for bats—their behavior, their role in nature, their fetching little faces, and even their smiles.
A broken rudder threatens Aleksander Doba's solo kayak adventure across the Atlantic Ocean, under way since October.