National Geographic stories take you on a journey that’s always enlightening, often surprising, and unfailingly fascinating.
Since satellites began regularly measuring Arctic sea ice in 1979, it has declined sharply in extent and thickness.
A tree-climbing scientist takes the measure of a 3,200-year-old, 247-foot-tall sequoia.
Find out why you shouldn’t panic—at least, not yet.
In his award-winning film, photographer Pete McBride follows Jonathan Waterman's attempt to paddle down the Colorado River from source to sea, with surprising results.
A crisis is looming: To feed our growing population, we’ll need to double food production. Yet crop yields aren’t increasing fast enough, and climate change and new diseases threaten the limited varieties we’ve come to depend on for food. Luckily we still have the seeds and breeds to ensure our future food supply—but we must take steps to save them.
Nuclear Power, Risking a Comeback - It's controversial. It's expensive. And it might just save the Earth.
Can a marine reserve network save some of the richest waters in the world?
Is that a spaceship? Or a mushroom cloud? Or a strange skyscape whipped up by wild weather?
Biologist E. O. Wilson takes a close look at a famed park in Mozambique. Recovering from civil war, it faces a new challenge: Settlers are deforesting its sacred mountain.