Map of northern part of Muir Glacier. Source: National Archives. Within a year of the Alaska Expedition ... He owned and operated the Illinois Central, Southern Pacific and Union Pacific lines ...

Alaska Native Language map. Source: Alaska Geographic Alliance ... In 1899, the Harriman Expeditions met people from the Aleut, Southern Eskimo and Coastal Indian groups. George Bird Grinnell ...

high-resolution maps of Alaska. He made good on that promise this week with the release of the first set of maps, called Arctic digital elevation models or ArcticDEMs, created through the National ...

Hundreds of millions of Americans are at risk from damaging earthquakes, with a new map revealing that almost 75% of the ...

Arizona, California, Florida, Maine and New Hampshire experienced their warmest June-August periods on record.

In just a few years, the powerful synthetic painkiller fentanyl has almost entirely replaced heroin as the dominant opioid in ...

Almost 44 percent of the United States could experience a landslide, according to new data from government scientists. Some ...

See how our seasons come from Earth's tilt and yearly loop around the sun, which changes the ice cover, vegetation, and ...

About 130 U.S. soldiers are returning to their bases after being deployed to a remote Alaska island amid a spike in Russian ...

This footage illustrates damage after Israeli struck a building in the southern suburb of Beirut.

More than 1 million acres of federal land in central and southern Oregon could soon be leased for solar energy projects.

An intense solar flare could spark aurora chances across nearly half of the country late Sunday night — here’s what to know.