Earth Surface & Interior
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The third-largest island in the Mediterranean Sea exposes an ancient piece of the ocean floor and hosts a clowder of…
Amid the warm hues of fall foliage, Pine Creek Gorge forms a deep scar in the Allegheny Plateau.
A national monument since the 1920s, Chiricahua is America's newest national park.
From orbit, today’s space-based laser instruments measure Earth’s forests and terrain one narrow line at a time. Between those lines…
Fall color covers the forested slopes of Bieszczady National Park, while patches of polonina, a type of high-mountain meadow, have…
On or about October 8, 2026, a new requirement to budget for travel to an annual PI meeting to the…
If the thought of extraterrestrial objects crashing into Earth weren’t creepy enough, behold Australia’s Spider Crater.
A bright lens of anorthosite, a rock type prevalent on the lunar surface, is cradled within sheared rocks in the…
A new map of the terrain beneath the Greenland Ice Sheet links hundreds of valleys that previous maps missed or…
