Yanktonai Dakota artist Oscar Howe started a rebellion against “gatekeepers” wanting to keep Native art in a slim “cultural” ...

In an image snapped by the OLI (Operational Land Imager) on Landsat 8, Mexico's most active volcano Popocatépetl can be seen ...

If you cut down a tree, you can read an environmental record. Now climate change is complicating the narrative.

At places like Arizona ... trees, primarily species of coniferous plants and other prehistoric flora, would fall into rivers ...

The ordinance enumerates the following list of heritage trees: Texas Ash, Bald Cypress, American Elm, Cedar Elm, Texas Madrone, Bigtooth Maple, Pecan, Arizona Walnut, Eastern Black Walnut and all oaks ...

We hope you enjoy this gallery celebrating the native plants birds depend on to eat, nest, and rest. (For extra credit, see ...

Lucy’s discovery transformed our understanding of human origins. Don Johanson, who unearthed the Australopithecus afarensis ...

Concealed beneath a tangle of trees, vines and other vegetation ... an archaeologist at Tulane University and Northern Arizona University, USA, who led the team that made the latest discovery.

Made of maple, ash, paint, birchbark and copper ... seem to reflect his study of these patterns although they represent his ...

Arizona walnut trees grow best in a sunny to partially sunny site ... 2.0. For a showy little tree that stands up well to heat and drought, consider the Gregg ash. It might be the perfect selection to ...