A female macaque relaxes at Jigokudani. The Japanese word means “hell’s valley,” after the volcanic activity that heats the springs.

What Japan's Wild Snow Monkeys Can Teach Us About Animal Culture

Scientists have been studying the primates at some of the nation's hot springs, and what they have learned about evolution is astonishing

Alcatraz Island, home to the nation’s most notorious pen, 
was the site of a crucial civil rights battle 50 years ago.

Alcatraz's Captivating Hold on History

Fifty years after Native American activists occupied the island, take a look back at the old prison in San Francisco Bay

Until engineers constructed the temporary dam in 1969, no one had seen the bare rock face of American Falls since March 30, 1848, when an ice jam from Lake Erie stopped the Niagara River.

When Niagara Falls Ran Dry

While seemingly a natural wonder of the world, the destination on the U.S./Canada border has been subject to human meddling for years

Lake Malawi formed in a valley where the African tectonic plate is the process of splitting in two.

The Fishy Mystery of Lake Malawi

In the second-largest lake in Africa, fish evolution is taking place at an explosive rate. Why? Scientists are diving into the question

Bigfoot is still a big deal to many conspiracy theorists.

Why Do So Many People Still Want to Believe in Bigfoot?

The appeal of the mythical, wild man holds strong

The Carolina parakeet, so named for the region where it was discovered, was known for its “disagreeable screams” and great beauty.

Why Did the Carolina Parakeet Go Extinct?

It hasn't been seen for a century. But will the bird species ever fly again?

Hamsters are nearsighted and colorblind. To find their way through dense fields, they rely on scent trails.

Why Are These Hamsters Cannibalizing Their Young?

Scientists are stalking French cornfields to find out

The government worker Chandra Rangani tends to the health of Thimmamma Marrimanu.

The Biggest Tree Canopy on the Planet Stretches Across Nearly Five Acres

In remote India, a visit to Thimmamma Marrimanu offers a spectacular lesson in the vital coexistence of living things

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