On a hot February morning, Galápagos National Park rangers released 50 giant tortoises back to Floreana Island—marking the beginning of a historic comeback.

Seaweed bathing in Ireland, a trek through Africa’s first designated wilderness quiet park—we asked National Geographic staff and contributors for their favorite places to escape the stress and noise ...

It turns out there are still some near-secret Cycladic isles. From Santorini, solitude-seekers leave the crowds behind on a ferry bound for a little-known alternative: Folegandros, where there’s no ...

From Yosemite’s Badger Pass to little-known slopes in Washington State and Ohio, three parks offer a rare chance to ski inside some of the country’s most protected landscapes. A backcountry skier ...

Studies show that even gentle post-meal movement can influence blood sugar control and gut-brain signaling, helping the body process nutrients more efficiently. A couple takes a sunset stroll.

“In my opinion, invisibility is no longer a science fiction concept.” A B-2 stealth bomber takes off from Nellis Air Force Base in Las Vegas, Nevada. In addition to using anti-reflective paint to ...

Found far from its relatives, a newly identified Iranian gecko is genetically unlike any other nearby.

Without a doubt, these are the most beautiful stones we’ve ever cut open on this channel. In this video, we slice into Florida agate geodes and reveal the hidden patterns, colors, and crystal ...

Lovely day for a bit of rockhounding. Found agates, geodes, and the mild realization that we’re holding something older than civilization. Not bad for a river we nearly ignored. Donald Trump floats ...

Earth is covered with technofossils, or man-made materials, that will last for centuries and maybe even longer. Technofossils, anything that is man-made, including new materials, will persist in the ...

National Geographic stories take you on a journey that's always enlightening, often surprising and unfailingly fascinating. This month–the quest for supersilk.