Sergio Tapiro has been photographing volcanoes for 15 years, but this was a "once-in-a-lifetime" shot. | Continue reading
See where coral in the world's largest coral reef system has been bleached to death. | Continue reading
In Botswana, a cheetah explodes into action, and so does its collar. Within seconds, it hits a top speed of 59 miles per hour, driven by leg muscles that generate more power than those of any other runner. Awakened by this phenomenal acceleration, the sensors around its neck reco … | Continue reading
Even on the high cliffs of Yosemite or in the caves of Malaysia, adventurers must learn to turn off their brains and catch some Z's. | Continue reading
How a piece of trash can travel from land to Henderson Island, an uninhabited, remote island in the middle of the South Pacific Ocean. | Continue reading
The 12-mile-wide reservoir could solve a Martian mystery—and offer a new target in the hunt for extraterrestrial life. | Continue reading
The photosynthetic sea slug, which lives off the U.S. East Coast, is becoming almost too rare to research. | Continue reading
A photographer takes a photo that launches his career—and then takes on a life of its own. | Continue reading
In the 1960s, experts drew on the best science of the time to show how humans might live and work in lunar style. | Continue reading
Our floodlit society has made sleep deprivation a lifestyle. But we know more than ever about how we rest—and how it keeps us healthy. | Continue reading
Deep in Ecuador’s lush Quijos Valley, a society thrived—and then disappeared. But a lake preserved its story. | Continue reading
Genetically speaking, we get what we get. But someday we might be able to program our genetic futures, and then it's a whole new ballgame. | Continue reading
A Swedish mathematician skates on thin, black ice both as a thrilling pastime and a beautiful acoustic experience. Here's how he does it (without falling in). | Continue reading
The long-sought discovery may kick off a whole new way of studying the cosmos. | Continue reading
New evidence suggests that our ancient cousins left the continent much earlier than thought. | Continue reading
In the time it took to build the case that climate change is a pollution problem, it’s become unnervingly more than that. | Continue reading
Science is helping to create new training methods and amazing performances in sports. How much faster, stronger, and better can humans get? | Continue reading
It's been used to define and separate people for millennia. But the concept of race is not grounded in genetics. | Continue reading
Butter just may have come to us straight from the ancestors of Genghis Khan. Eurasian nomads, the story … | Continue reading
An electronics repair company gives a compassionate farewell to mechanical pets, with a traditional ceremony held in a historic temple. | Continue reading
How a piece of trash can travel from land to Henderson Island, an uninhabited, remote island in the middle of the South Pacific Ocean. | Continue reading
The miracle material has made modern life possible. But more than 40 percent of it is used just once, and it’s choking our waterways. | Continue reading
More than 10,000 species still roam the Earth. We call them birds. | Continue reading
We asked a preeminent historian to investigate our coverage of people of color in the U.S. and abroad. Here’s what he found. | Continue reading