Nearly two-dozen states were under winter weather warnings from the National Weather Service as of early Monday.

The developing storm system is forecast to bring heavy snow, crippling ice and severe weather across the country through the next three days.

There’s so much to love about our national parks! That’s why we’ve put together a national parks checklist and map you c ...

Powerful eruptions from the sun are likely to interact with Earth's atmosphere on New Year's Eve, causing auroras in some locations.

The National Oceanic and Atmospheric Administration of the United States has predicted the northern lights will be visible in ...

One of the namesake proprietor's prized maps at William R. Talbot Fine Art shows California as a massive island off the coast of North America, with present-day Arizona boasting prime beachfront ...

Climate change is making it more expensive for many Americans to insure and protect their homes and property. That's the finding of a two-year investigation by the Senate Budget Committee. As ...

Click here to see them. As of Dec. 19, bird flu has been reported during the past three years in more than 125 million birds in 569 counties and all 50 U.S. states, according to the CDC.

At least 17 states experienced some level of snowfall in the last 24 hours, National Weather Service data shows.

The United States is a federal republic whose people benefit from a vibrant political system, a strong rule-of-law tradition, robust freedoms of expression and religious belief, and a wide array of ...

Numerous organizations in California have attempted the challenging task of dividing the state into distinct regions ... map, starting with soliciting as much reader feedback as we could to help ...