A 2017 astronaut photo shows two sets of solar evaporation ponds alongside the Colorado River. The stripy structures are used ...
A former NASA astronaut explains how the overview effect from space could change how humanity solves its biggest problems.
Astronauts and robotic spacecraft have captured breathtaking photos of Earth from space for decades. See the best images.
The first color image of the whole Earth prompted people to think of home, and the environment, in a new way, writes Stewart Brand.
While making history on the first human moon mission in more than 50 years, the Artemis 2 astronauts captured incredible pictures of our home planet.
Nature in the Neighborhood On Dec. 24, 1968, Apollo 8 astronaut William Anders took a photo that photographer Galen Rowell ...
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