The West is filled with land that helps to preserve vital wildlife habitats, according to conservation groups and ecologists.

Smoking, air pollution and several other factors have led to significant disparities in lung health across the U.S.

California faces the second-most acute housing shortage in the country—and it has exported to its neighbors, a new study ...

Homeowners in Louisiana and Florida face the highest estimated annual losses per person from natural disasters, a new report ...

The US map is covered across each letter of "Google," and the Doodle follows the white, red, and iconic blue color scheme ...

Thousands in US plan 'Free America' protests on Independence Day. Women's March leads rallies, vigils against Trump's ...

The Madre wildfire began Wednesday in San Luis Obispo County, burning 52,952 acres. Only 5% of the blaze has been contained ...

A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

Thom Tillis announced his retirement from the North Carolina Senate seat as he gave a warning about Medicaid reforms, breaking with President Donald Trump.

According to the National Park Service, fireworks on the National Mall are set to begin at 9 p.m. local time on July 4. The park service provided a map of the National Mall that shows the various ...

Forecasters say development chances are low but they're watching a potential system that could develop off the coasts of ...

Here are six volunteers who make a difference at National Parks and other federal lands, from an 8-year-old who does the ...