Tiny structures found in a rock that is at least 3.75 billion years old may support the idea that microbial life on Earth originated around underwater hydrothermal vents – but the findings are ...

CANANEA, Sonora — The day was windless. Long brown grasses speckled the landscape, and a stray tree erupted from the earth. The river channel was rusty, bone-dry. A pond that swells with summer rain ...

If you’ve hiked any portion of the 825-mile Blue-Blazed Hiking Trail System that criss-crosses Connecticut and climbed up or stepped on a perfectly placed rock, chances are it wasn’t put there by ...

Learn about the continent-sized rocks hidden deep within Earth's mantle that have influenced the magnetic field for millions of years. The depths of Earth pose numerous questions about the planet’s ...

Anywhere from 85-120 million years ago magma from an arc of erupting volcanoes solidified deep within the Earth’s crust and began the process of creating the Sierra Nevada. Tectonic plates began to ...

To date, many geologists and geophysicists commonly accept that multiple thrust structures are formed by one thrust having been overridden by a younger one, which in turn is overridden by another even ...

High up on the Flat Tops in the White River National Forest, just south of the boundary of the Flat Tops Wilderness Area, a series of tall rock structures mark ... something. We just don't know ...