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Blue Ripples In Martian Sand Dunes

Blue Ripples In Martian Sand Dunes

The red planet’s looking a little blue in the face. This image taken by NASA’s Mars Reconnaissance Orbiter at the end of August shows the ripples of wind-blown sediment on the dunes of Noctis Labyrinthus (the “labyrinth of the night”) ...

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Thursday, September 19th, 2013

Thursday, September 19th, 2013

Richard C. Hoagland is a former space science museum curator; a former NASA consultant, and during the historic Apollo Missions to the Moon, was science advisor to Walter Cronkite and CBS News. For over 20 years, Hoagland has been leading ...

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