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…
Monterrey Amid Mountains – NASA Science
The curving, parallel mountain ridges of the Sierra Madre Oriental are an eye-catching feature of northeastern Mexico’s landscape.…
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…
Michigan’s Les Cheneaux Islands – NASA Science
With one glance at a particular 12-mile stretch of Lake Huron’s shoreline, it’s clear there’s a pattern. Small…
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…
Nebraska’s Wide, Rolling Domain – NASA Science
Editor’s Note: Today’s story is the answer to the June Puzzler. The undulating landscape of north-central Nebraska may be…
Record-Setting Retreat of Hektoria Glacier
To say something moves at a glacial pace is to imply sluggish, unhurried change. But what transpired over…
Ahuachapán and Its Restive Neighbors
Volcanic activity takes on many forms in western El Salvador. The land near the city of Ahuachapán is…
Eyeing the Richat Structure – NASA Science
In a remote part of northern Mauritania on the Adrar Plateau lies a desert landscape rich in human…