For the first time since the 1940s, new aspens have joined the forest canopy in Yellowstone National Park. Researchers say that wouldn’t have happened without wolves.

Ethiopia has launched a national campaign to plant 700 million trees in one day. The ambitious goal, announced Thursday, is ...

Artificial intelligence might start to fight local wildfires.  Drone company Fly Seneca will present in August to Aspen Fire ...

As is the case with many regional fairs, the most compelling artworks here are those you could imagine hanging in a ...

When President Donald Trump rolled out a plan to boost artificial intelligence and data centers, a key goal was wiping away ...