Rocks, boulders, bluffs and crags abound during a hike along the 1.5-mile Shaddox Hollow Trail at Hobbs State ...

The sudden collapse of a sinkhole in Melbourne's north-east left residents shocked on Tuesday. Here's an explanation of how and why they form.

Slovenia is home to some of the most amazing limestone caves in the world, which are a treat for nature lovers and adventure ...

South Australian farmers are being urged to “pledge a lamb” this summer at livestock markets in order to ramp up efforts to ...

Waterfalls form through various geological processes, but they all involve water flowing over a sudden drop in elevation.

Delhi’s smog has resulted in black crusts on facade of the Red Fort even as years of efforts still fall short in protecting ...

Few things look more permanent than the words “Niagara County Infirmary” engraved in limestone over the padlocked doors of the Switzer Building on Davison Road. But with its doors boarded and barred, ...

The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into ...

The discovery of a long-missing fragment of a colossal statue of King Ramses II has closed a chapter that had been left ...

Fossils from Denmark suggest ammonites survived the asteroid extinction far longer than believed, raising new questions about ...

Rammed Earth House by Tuckey Design Studio wins a Best Use of Material award for its mix of forward-thinking building methods ...