Twelve years after the Aspen Fire roared over the Catalina Mountains, once-blackened slopes are showing expanses of bright green new growth — a heartening sign that the forest is on the road to ...

The United States is packed with spectacular national forests, and these special spots contain some of the most unique trees ...

Natural physical networks are continuous, three-dimensional objects, like the small mathematical model displayed here.

Mesa Verde Pellets has introduced a new line of cat litter pellets made from aspen wood waste, offering a biodegradable, ...

The skier, who was wearing a helmet, died on Friday, December 19 after colliding with a tree. The skier was taken to Aspen Valley Hospital, according to Aspen resort. A skier died on Aspen Mountain in ...