If Earth stays at its current levels of warming -- below policymakers’ goal of 1.5 degrees Celsius -- polar ice sheets may ...

Scientists have found natural hydrogen deep underground, enough to fuel the planet for 170,000 years and offer a new path to ...

Run by teenagers, for teenagers, the Green Crew helps students get their hands dirty with projects like tree planting, trail ...

Ann Morton's new public art installation is currently on view at the Desert Botanical Garden in Phoenix. It’s called "Toward ...