Sul Ross students and professors collect a fossil from a giant dinosaur at a Texas national park. Photo from Sul Ross State University. A fossil from one of the largest dinosaurs to live in North ...

From June 16 through Aug. 15, the park’s peak season, reservations will be required every day for entry between 6 a.m. and 3 ...

Conservation and public-health groups sued Environmental Protection Agency Administrator Lee Zeldin today for his failure to take action to reduce smog pollution in the Phoenix metro area and Mariposa ...