Wyoming geologist Carol Frost and three of her colleagues have identified a new oldest rock in America. Found in Michigan, ...

It’s been around a century since a grizzly bear was seen in the Beehive State. But recent sightings near the Wyoming-Utah ...

Land sales would raise federal revenue and open up parcels for housing, according to Utah senator’s plan. But critics say it ...

Conservation groups also say states can’t manage more land and worry it could be sold to private interests, but Ide said ...

For decades, a population of grouse in south-central Wyoming and northwest Colorado has been identified as Columbian ...