September 16, 2019, 2:02 p.m. by Lindsey Reynolds
The federally protected and UNESCO-recognized wilderness area is front and center in the border wall debate.
Drilling in Arctic National Wildlife Refuge is one step closer to reality
September 16, 2019, 12:55 p.m. by Noel Kirkpatrick
The plan to drill in the Arctic National Wildlife Refuge is hotly contested between oil companies, Alaskans and conservation groups.
Clean Water Act changes put wetlands in the crosshairs
September 13, 2019, 3:13 p.m. by Noel Kirkpatrick
The new rules could have significant effects on wildlife and water quality.
A chameleon's colors aren't just beautiful, they're amazingly complex
September 13, 2019, 9:53 a.m. by Jaymi Heimbuch
Scientists take a deeper look at how chameleons change color, and learn some tricks that could benefit humans.
Scientists thrilled to find water vapor in exoplanet's atmosphere
September 12, 2019, 3:56 p.m. by Christian Cotroneo
It's the most promising planet yet in the search for alien life.
8 things you didn't know about the autumnal equinox
September 12, 2019, 2:48 p.m. by Melissa Breyer
If you've ever wondered what hamsters and the French Revolution have to do with the first day of fall, we've got the answers.