Microbes - alive and thriving -- have been found sealed within a fracture of 2-billion-year-old rock beneath Earth's surface.

Driving down McKinney Falls Parkway today, you wouldn’t think to look twice. It’s a small hill, about 100 feet to 150 feet high, that resembles a typical Hill Country view. But it’s the material ...

Since their discovery, carbon nanotubes and carbon nanofibers have been used in a wide variety of applications. However, because their production on an industrial scale remains expensive, their ...

Earth’s climate didn’t exactly roll out the red carpet for the first multicellular life. Prior to the Cambrian explosion of animal life, there was a time known as the Cryogenian Period, which included ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week’s contribution is from Lauren Harrison, postdoctoral ...

Paleontologists recognize five big mass extinctions in the fossil record. At the end of the Ordovician period, about 443 million years ago, an estimated 86 percent of all marine species disappeared.

Geologists have a new explanation for the formation of the Midcontinent Rift, an ancient 2,000-mile-long underground crack that starts in Lake Superior and runs south. The rift is a geological hybrid, ...

In my last column, I wrote about the locations where you can find igneous rocks that were formed from lava. The metarhyolite and metabasalt described in the column are known as extrusive rocks, those ...