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.
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.
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.
September 11, 2019, 10:03 a.m. by Noel Kirkpatrick
National memorial site in Pennsylvania honors the passengers and crew of Flight 93.
September 11, 2019, 9:15 a.m. by Russell McLendon
Scientists are giving the blue-tailed skink of Christmas Island an early holiday gift.
September 11, 2019, 8:27 a.m. by Mary Jo DiLonardo
These 'superbolts' are more common over water.
September 13, 2019, 2:09 p.m. by Mary Jo DiLonardo
From sea lions to waterfalls, the winning images celebrate nature.
September 9, 2019, 4:12 p.m. by Mary Jo DiLonardo
Stunning images capture nature in the quiet moments — and the life-or-death situations.
September 9, 2019, 1:15 p.m. by Mary Jo DiLonardo
The powerful storm left behind flattened homes, flooding, toppled trees and a rising death toll.
August 20, 2019, 1:30 p.m. by Lindsey Reynolds
This year's winners of the Bird Photographer of the Year are diverse in both beauty and habitat.
August 17, 2019, 9:12 a.m. by Mary Jo DiLonardo
Science Photographer of the Year contest highlights how photos can open a window to science.
August 16, 2019, 10:26 a.m. by Lindsey Reynolds
These lesser-known sea creatures are striking in their unexpected beauty.
September 6, 2019, 3:15 p.m. by Katherine Butler
The telescope is so sensitive it can see objects optical telescopes cannot. Here are some incredible images it has helped capture.
August 28, 2019, 2:05 p.m. by Shea Gunther
Did you know a pair of white giraffes was recently spotted in Kenya or that albino dolphins are pink? Meet these amazing albino animals.
August 8, 2019, 6:25 p.m. by Sidney Stevens
Scientists are discovering that a few of us are capable of amazing feats, some of which seem more superhero than human.
July 17, 2019, 5:35 p.m. by Catie Leary
Here are a few glimpses of pets with their famous humans.
July 3, 2019, 8:29 a.m. by Mary Jo DiLonardo
These felines are in touch with their inner canines.
June 28, 2019, 11:28 a.m. by Megan Treacy
There are so many things you can do with this amazing, tiny computer.