September 25, 2018, 9:54 a.m. by Jaymi Heimbuch
Yellowstone grizzly bears were removed from the U.S. endangered species list in 2017.
September 14, 2018, 3:18 p.m. by Russell McLendon
This weekend will feature several overlapping events meant to combat a growing plague of garbage around the world.
September 13, 2018, 9:58 a.m. by Noel Kirkpatrick
Bonobos will help complete strangers get food — and they don't even need to be asked.
September 11, 2018, 11:45 a.m. by Noel Kirkpatrick
The passengers and crew of United Airlines Flight 93 were honored at the national memorial site with 'Tower of Voices.'
September 11, 2018, 10:14 a.m. by Mary Jo DiLonardo
We know Florence in on track to be a major hurricane, but Isaac and Helene are still question marks.
September 10, 2018, 11:39 a.m. by Mary Jo DiLonardo
Researchers say the map will help change science in the continent.
September 17, 2018, 12:46 p.m. by Jacqueline Gulledge
Check out the finalists of the Comedy Wildlife Photography Awards.
September 16, 2018, 1:35 p.m. by Mary Jo DiLonardo
Artist Day Schildkret creates morning altars out of flowers, bark and leaves every day.
September 13, 2018, 12:41 p.m. by Jacqueline Gulledge
Study ranks every state on overall happiness based on a variety of environmental factors.
September 11, 2018, 8:35 a.m. by Michael d'Estries
The tomb, discovered in 1940 by Egyptologist Zaki Saad, is covered in beautiful wall inscriptions of life in Ancient Egypt.
September 10, 2018, 1:31 p.m. by Jacqueline Gulledge
We don't know the winners yet, but here's a preview of Wildlife Photographer of the Year contest.
September 10, 2018, 11:01 a.m. by Catie Leary
NASA releases interactive panorama that gives viewers an immersive glimpse of Martian terrain.
September 6, 2018, 11:57 a.m. by Katherine Butler
NASA's Cassini orbiter reveals stunning pictures of the planet and its rings.
September 5, 2018, 11:04 a.m. by Bryan Nelson
Can lost species ever become un-extinct? Many scientists believe it's only a matter of time before many extinct animals again walk the Earth through cloning.
August 8, 2018, 11:17 a.m. by Bryan Nelson
Few natural wonders encapsulate the sublimity, power and impermanence of the wild better than roaring waterfalls.
August 1, 2018, 10:38 a.m. by Josh Lew
Boardwalks, both historic and brand new, are an important part of the summertime experience.
July 31, 2018, 10:36 a.m. by Josh Lew
You don't have to fly to Europe to check out Paris or Rome — though your experience with these towns that share those names won't be the same.
July 27, 2018, 12:11 p.m. by Katherine Butler
NASA's Earth-observing satellites provide important information on various wildfires around the planet.