Geoscience
When “Extinct” Volcanoes Reawaken
They’re filled with a lot more fury than their millennia-long slumber would suggest
The Mystery of the Giant Blobs at the Center of the Earth
Are they remnants of primordial Earth or extraterrestrial in origin?
Was the Grand Canyon Born from an Ancient Lake Spillover?
It’s a surprisingly controversial question
World’s Largest Acid Geyser Erupts, Right in Our Backyard
Yellowstone National Park is home to the world’s most impressive geysers
The Farmer Who Glimpsed a Rare Volcanic Birth
Dionisio Pulido watched as Paricutín tore through his fields—suddenly, scientists flocked there from around the globe
The 3-D Secrets of the “Gravity Hole” Under Antarctica
“How does our climate connect to what’s going on inside our planet?”
Is the Supervolcano in Yellowstone About to Erupt?
Weird things are happening in Yellowstone National Park
How the “Atlantic Grand Canyon” Came to Exist
New research sheds light on the mysterious underwater structure
Tiny Evidence Upends a Controversial Stonehenge Theory
Researchers curious about the monument’s origins stuck their heads in the sand—for good reason
Watch This Glacier Race into the Sea
High-tech radar technology offers an unprecedented look at escaping ice speeds on Greenland and Antarctica
