Jim and Sandra Haas hike along the Echo Canyon Loop Trail in the Chiricahua National Monument southeast of Willcox. The area was designated as a national monument in 1924 by President Calvin Coolidge.

The program is a mix of national park and U.S. Forest Service work, Gault said. A nearly $100,000 grant from the National Park Foundation to Conservation Legacy, the nonprofit that supports the ...

The best wildflower hiking trails in the U.S. Spring is in bloom. Here are our favorite places to frolic through fields of flowers, from the Pacific Northwest to the Appalachian Mountains.

A colorized computed tomography (CT) scan of the brain revealing blood vessels in the brain. A new study finds microplastics accumulate at higher levels in human brains than in the liver and kidneys.