Add Yahoo as a preferred source to see more of our stories on Google. But 80 percent of land is made by volcanic activity—and the only place where you can see that new land being made is at a volcano.

In the 45°C heat of the midday April sun, I swing my sledgehammer into the terracotta-varnished lobes of pillow basalt ...

Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost layer. This thin shell represents less than one percent of Earth's total mass, yet it's the only layer we ...

Do lava flows behave the same on other planets as they do on Earth? This is what a recent study published in the Journal of Volcanology and Geothermal Research hopes to address as a team of scientists ...

Apollo 17 - NASA, 1972. Geologist-Astronaut Harrison Schmitt worked next to a huge, split boulder at geology Station 6 on the sloping base of North Massif during the third Apollo 17 extravehicular ...

A 2019 astronaut photo shows off ancient lava flows that once oozed down the jet-black slopes of the Toussidé volcano in ...

Seismic data from NASA’s InSight mission reveals a hidden compositional boundary inside Mars that matches what forms inside ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known ...

In the Pilbara of Western Australia, some of Earth’s oldest rocks lie beneath the sky, as they have for billions of years. They are dark, weathered volcanic rocks, close to 3.5 billion years old, cut ...