Geoscience
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
A Billion-Year-Old Piece of Sky Locked Within Ancient Salt Crystals
Here’s what was in the air during the so-called “Boring Billion”
Is Earth’s Core Like an Onion?
Chemical layering deep inside may explain weird seismic wave behavior
Why Some Volcanoes Don’t Explode
A new explanation for oddly calm lava flows is a little like stirring honey in a jar
Rocks Are Alive
Philip Marsden on his three greatest revelations while writing <i>Under a Metal Sky</i>
