Nasa photographs 'trees' on Mars

A Nasa probe has sent back photographs of what appears to be trees on the planet's surface.
The images appear to show rows of dark "conifers" sprouting from dunes and hills on the planet surface. But the scene is actually an optical illusion.
The photographs actually show sand dunes coated with a thin layer of frozen carbon dioxide, or dry ice, less than 240 miles from the planet's north pole.
The "trees" are really trails of debris caused by landslides as ice melts in Mars's spring.

Full article by Ben Leach on The Telegraph



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