When you walk around on land, you are walking on top of Earth’s rocky crust. Below the crust is another thick layer of rock. These layers form Earth’s tectonic plates, and when those plates collide ...

Whether they are above ground or below the ocean’s surface, mountains not only reveal the continually shifting nature of the Earth, they also profoundly affect weather conditions, contain diverse ...

A study suggests that the answers to how and why mountains form are buried deeper than once thought. Clues in the landscape of southern Italy allowed researchers to produce a long-term, continuous ...

Imagine a world where mountains grow so high, they poke through the upper atmosphere and create a rocky maze for pilots to navigate. Maybe that world exists somewhere in the far reaches of the ...

For hundreds of millions of years, Earth’s climate has warmed and cooled with natural fluctuations in the level of carbon dioxide (CO₂) in the atmosphere. Over the past century, humans have pushed CO₂ ...

Researchers examined the plant life in the China's Hengduan Mountains, the Himalaya Mountains, and the Qinghai-Tibet Plateau. Using DNA to build family trees of species, they learned that the ...

NASA’s Curiosity rover has been helping uncover the secrets of Mars since landing on the Red Planet in August 2012. It has drilled into rocks and soil and taken photos of odd features so that ...

NASA's Curiosity rover has been helping uncover the secrets of Mars since landing on the Red Planet in August 2012. It has drilled into rocks and soil and taken photos of odd features so that ...