NASA’s Curiosity rover found a ‘sea of polygons’ on Mars

NASA's Curiosity rover has discovered a vast field of honeycomb-shaped polygons in a Martian valley called Valle Grande. Scientists believe these formations may provide evidence of ancient water cycles on the planet.
The latest discovery from NASA’s Curiosity Mars rover is a field of honeycomb-shaped polygons covering a Martian valley called Valle Grande. As Gizmodo reports, Curiosity has snapped pictures of the unusual terrain texture before, called polygonal fractures, each about 1.5 to 3 inches wide, but NASA says it’s previously only found them in small patches, “nothing on the scale discovered in Valle Grande.”
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