An unassuming dogwood tree outside Camp David became the solution to a devastating disease. A University of Tennessee professor found it.

K-9 handlers and their highly trained dogs don't have easy jobs, and those who work for the Utah Department of Natural ...

An analysis of data from 1999 through 2023 shows 93% of parks and wilderness areas saw improved air quality on clear days.

From the slopes of Park City to the sandy shores of Kauai, below, you'll find 10 of the very best spots to spend spring break ...

Some flowers are blooming now, and others don't reach their peak until early fall. Here are 21 wildflower trails to hike this ...