October 10, 2019, 1:33 p.m. by Mary Jo DiLonardo
Austin, Athens, Venice and Lisbon are the latest cities to meet global goals.
October 8, 2019, 3:10 p.m. by Russell McLendon
The Kirtland's warbler was nearly extinct in the 1970s, but it has finally recovered, conservationists say.
October 7, 2019, 8:26 a.m. by Russell McLendon
The benefits of 'blue space' may be especially important for lower-income communities, researchers say.
October 4, 2019, 12:43 p.m. by Christian Cotroneo
NASA explains what that giant black spot is all about.
September 30, 2019, 8:28 a.m. by Mary Jo DiLonardo
There are fewer predators but it's not always as safe as it should be.
September 20, 2019, 3:36 p.m. by Jaymi Heimbuch
World Rhino Day has us thinking about how amazing this animal really is, and how close we are to losing it forever.
October 16, 2019, 3:27 p.m. by Mary Jo DiLonardo
Images capture rarely seen animal behavior.
September 27, 2019, 8:28 a.m. by Mary Jo DiLonardo
Contest captures not only destruction, but also humanity's ability to overcome those challenges.
September 25, 2019, 5:41 p.m. by Christian Cotroneo
But when you've stopped giggling, consider these conservation steps you can take.
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.
October 3, 2019, 10:29 a.m. by Katherine Butler
Venus, second planet to the sun, is named for the Roman goddess of beauty and love. While eerily beautiful, the surface of Venus is as hostile as the deepest recesses of space.
September 17, 2019, 3:09 p.m. by Katherine Butler
NASA's Cassini orbiter and other telescopes reveal stunning pictures of the planet and its rings.
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.