Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it ...

On Rossel Island, Kraus found Dendrelaphis melanarkys, or the black net tree snake. This 4-foot, 11-inch reptile is easier to ...

When I was guiding elk hunters a grizzly bear stole my client's bull elk then ended up treeing me all day long.

A proposed change to P.E.I.’s Lands Protection Act is getting pushback from a land advocacy group and an MLA who say it doesn’t fix the biggest problems with how land is bought and controlled in the ...

A Trump administration review stalled funds from a Biden-era effort to plant trees across American cities in neighborhoods that lack tree cover.

“It looks like it will die,” Nishibori said of the cherry tree, “but it’s not going to die. The next spring, there will be ...

Arborists are hoping to transform vacant land on Detroit’s eastside by planting giant sequoias, the world’s largest trees.

When 2-year-old Bodin Allen disappeared from his family's property in Kingman-area, Arizona, it turned an average day into a ...