Tungsten over molybdenum ( W/Mo) ratios increase considerably toward the southwest, which is a strong vector for cooler, gold ...

The Grevena-Kozani Geopark in Western Macedonia, Greece, a UNESCO heritage site, unveils a geological saga spanning billions ...

Dramatic cliffs, panoramas and suggestive rock formations are the reward for hikers in Danxia Shan, an easy weekend getaway ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...