Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought — and may be a big reason that our planet harbors life.

Since soon after our planet formed, Earth's 4.6 billion-year-long history was dominated by single-celled life. Something ...

The latest eruption sent the tallest ash plume yet, reaching 10 kilometers (6.2 miles) into the sky, Hadi Wijaya, head of the ...

Walking through a river valley in central Asia, a team of archaeologists scanned the craggy landscape for anything that looked even remotely human-modified. One rock overhang caught their attention — ...

The brother of the acting mayor of Buffalo has died in a fall from a tree stand while hunting. Acting Mayor Chris Scanlon said in a statement Thursday that his ...

The tunnel on the Homestead Road on the Oregon side of Hells Canyon Reservoir north of Oxbow has reopened after being closed ...

A magnitude 6.2 earthquake has hit off the coast of southern Chile but there are no immediate reports of injuries or damage and no warnings of a tsunami. The quake’s epicenter was 278 kilometers (172 ...

The Kasha-Katuwe Tent Rocks National Monument in New Mexico, which closed in March 2020 amid the coronavirus pandemic, is reopening on Nov. 21. The U.S. Bureau of Land Management and Cochiti Pueblo ...