NASA’s Curiosity Rover Sees Martian ‘Spiderwebs’ Up Close

https://www.nasa.gov/missions/mars-science-laboratory/curiosity-rover/nasas-curiosity-rover-sees-martian-spiderwebs-up-close/?utm_source=newsletter&utm_medium=email&utm_campaign=nn202608 The Curiosity Mars rover has been exploring a region full of geologic formations called boxwork—low ridges standing roughly 3 to 6 feet tall with sandy hollows in between. These giant "spiderwebs" crisscross the surface for miles, suggesting ancient groundwater flowed on this part of the Red Planet later than scientists expected.