Parts of Alaska are warming up to four times faster than most of the rest of the world. That's forcing tough choices for ...

For National Park week, Ian Solomon recounts his time visiting Isle Royale for a much-loved episode of Great Lakes Now.

The 19th reports on how the Trump administration's federal funding cuts are shutting down studies on Alzheimer's care, ...

The most popular U.S. National Parks are packed with people. To avoid crowds, consider visiting one of these 10 less crowded, ...

This gigantic but overlooked national park in Canada has plenty of natural beauty, hiking trails, fjords, mountains and more.