A University of Wyoming professor helped take an image of the “Phantom Galaxy” that ended up in an unexpected place: a new U.S. Postal Service stamp.

Douglas, Fraser, and Noble fir trees are usually the ones people cut for Christmas trees every year. But tree farms are growing smaller because of disease and pests that usually get killed off in colder weather.

More precipitation is falling as rain, instead of snow — which impacts ski resorts, tourism and ecosystems.

Ancient rainstorms may have sculpted the red planet, similar to the monsoon rains that helped shape the Southwest’s landscape

More than 60 grizzlies have been struck by trains in Montana and Idaho over the last 15 years. Some say warning systems could help.

In many natural history museums, bee specimens are accompanied by little slips of paper that have details about each specimen, like the species name, who found it, where and when. It’s a treasure trove of data but it needs to be digitized.

Biologists will be capturing grizzly bears and black bears in Grand Teton National Park this fall. The hope is to gather more data about the two populations. Field research will start on Sept. 26 and go until Nov. 15.

According to new findings, more than 20,000 people have died from heat in the U.S. over the last quarter-century — and the problem looks like it’s getting worse.

The states recently relocated two bears in an effort to strengthen the Yellowstone population’s bloodlines. Experts say this move has a lot to do with politics and less to do with science.

Fires are increasingly gaining steam overnight in the West, especially in mountainous regions. A recent study says drought conditions are the largest driver.