Earth researchers have spent generations decoding the Grand Canyon, turning its cliffs and chasms into one of the clearest ...

The Grand Canyon has long been held up as a textbook example of slow, steady erosion carving a young gorge into ancient rock. New research is now challenging that familiar storyline, suggesting the ...

The United States is home to some of the world’s most celebrated natural wonders, with the Grand Canyon and Yellowstone often ...

The Grand Canyon, Arizona (CNN) — President Joe Biden on Tuesday designated the fifth national monument of his presidency and unveiled new climate resilience funding for national parks during a visit ...

Every time Jose Luis Nunez visits the Grand Canyon, he is taken aback by the sheer immensity of the landscape in front of him, from the steep buttes and rock formations to the range of colors there.

Yeah, America's natural wonders are our nation's heart and soul. That's not hyperbole. That's *** fact. They unite us. They inspire us *** birthright. We pass down from generation to generation. And ...

President Biden is to announce a historic national park designation for the Grand Canyon Tuesday as part of a $44 million commitment "to strengthen climate resilience across our national park system." ...