Tracking how atoms in water molecules differ is a way to trace where it seeps into the ground, how water flows underground ...

The Timberline Trail is a 40-mile loop around Mount Hood. But if you only have a day, there's still a great variety of hikes ...

Simulations indicate that Saturn’s moon Enceladus ejects less ice into space than previously estimated. In the 1600s, astronomers Christiaan Huygens and Giovanni Cassini aimed their telescopes at ...

If all the world’s volcanoes erupted at once, skies would darken, climates would collapse, and life on Earth could be pushed ...

Photoshop CS6 Extended tutorial showing how to make a planet and other celestial spheres caught at the instant it explodes into a supernova. Cracked Mud Texture: <a href=" Final close-up Image: <a ...

Stunning video captured the latest, hourslong eruption of Hawaii’s Kilauea Volcano. The volcano kicked off the month of ...