The ‘exceptional’ 13,000-year-old miniature likely helped Paleolithic humans understand their landscape.

The previously unmapped aquifer is estimated to be more than three times the size of the Lake Mead reservoir in Nevada.

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 megaclast in the Paris Basin.