Uncovering the Valleys Hidden Below Greenland’s Ice
Greenland is capped with a vast ice sheet that spans 1.7 million square kilometers (656,000 square miles) and…
The Otherworldly Geology of Vasquez Rocks
Editor’s Note: Today’s story is the answer to the September Puzzler. Several of the outcrops at Vasquez Rocks…
Olympic Mountain Glory – NASA Science
Alpine glaciers, wild coastlines, temperate rainforests, and deep river valleys coexist on the Olympic Peninsula in the northwest…
Shaping the Emerald City – NASA Science
Seattle, Washington—sometimes known as the “Emerald City”—was glimmering in the morning sunlight when an astronaut aboard the International…
Fans of the Arctic – NASA Science
Editor’s Note: Today’s story is the answer to the July Puzzler. Call it an alluvial face-off. On the southern…
Playing the Moon Game – NASA Science
In preparing to visit the Moon’s surface, soon-to-be lunar explorers in NASA’s Apollo program first ventured into a…
Ahuachapán and Its Restive Neighbors
Volcanic activity takes on many forms in western El Salvador. The land near the city of Ahuachapán is…
Record-Setting Retreat of Hektoria Glacier
To say something moves at a glacial pace is to imply sluggish, unhurried change. But what transpired over…
Eyeing the Richat Structure – NASA Science
In a remote part of northern Mauritania on the Adrar Plateau lies a desert landscape rich in human…
Snow in the Shadow of the Andes
On the eastern, arid side of the Andes, the plains of southern Argentina stretch from the mountains to…
A Bit of Gray on an Emerald Isle
Today’s story is the answer to the March 2026 puzzler. Though Ireland is known for the many shades…
Reaching Top Speed in the Dolomites
Nestled among high snowy peaks in northern Italy, Cortina d’Ampezzo is hosting athletes in the 2026 Winter Olympics…