An enormous water reservoir — likely the largest aquifer of its kind in on Earth — sits inside the volcanic rocks of the ...

The subterranean aquifer lurking in the mountains contains three times as much water as Lake Mead at full capacity.

Researchers have discovered an underground aquifer in Oregon's Cascade Range is significantly larger than previously thought ...

Researchers have discovered what may be the world's oldest three-dimensional map, located within a quartzitic sandstone ...

Stumbled upon these Tiny Doors in Georgia? Here's where to find one of Southern Living's most fun hidden gems.

In a groundbreaking study, researchers have uncovered a hidden network of “metal highways” beneath the Earth’s ancient continental cores. These geological formations, shaped over millions of years, ...

Scientists say they've discovered evidence of a "lost world" lurking deep below the Pacific Ocean, a surprising finding.