Purgatory Chasm in Sutton dates to a retreating glacier, some 15,000 years ago. The yield is a daunting collection of jumbled ...

A weathered sign in the Minnesota River Valley proudly proclaims: “World’s Oldest Rock.” Erected in 1975, it marks a 3.8-billion-year-old gneiss — or so scientists thought.

Battered by Antarctic storms in the southern Andes at the very tip of Chile, I met my biggest mental outdoor challenge yet on ...

Like farmland in Australia, native forests struggle with drought and flooding, so future management decisions need more ...

Chinese scientists have discovered that fragile swamp forests in the Pearl River Delta (PRD) region suddenly collapsed ...