President Donald Trump has entered the fight over Utah's congressional maps and redistricting, posting a message to social ...

With just weeks to decide how to share the Colorado River’s shrinking water supply, negotiators from seven states hunkered ...

Each of these books can, in its own way, teach readers how to think about Earth's history, and how to apply lessons from the past to our future.

Construction crews have helped excavate the first fossils in Dinosaur National Monument in more than 100 years. The bones, which belonged to a massive sauropod, were discovered during work on a ...