This is the latest image from ESA’s Mars Express, captured over two ruptures in the martian crust that form part of the mighty Valles Marineris canyon system.
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The magnificent Hoover Dam which was constructed 80 years ago, still stands strong and serves the US in the fields of irrigation, flood control, and power production.
Photographed by an astronaut aboard the International Space Station, this unique panorama shows Lake Powell, the reservoir on the Colorado River in southern Utah and northern Arizona.
Is “hard to appreciate from space that the Grand Canyon is over a mile deep,” in this amazing image just captured from the Space Station.
New research shows that the early Earth, may have been a real-life “waterworld”—without a continent in sight.
National Geographic reveals its amazing top pictures of 2015 and the winner, from more than 13,000 submissions, is James Smart with this rare anti-cyclonic tornado.
Our sun is constantly changing, the activity cycle peaks approximately every 11 years. New research shows evidence of a shorter time cycle as well, with activity waxing