NASA has released new 4K HiRISE footage revealing unexpected features shifting across dune fields on both Mars and Earth. The imagery shows patterns that appear to move, expand, or reshape at rates ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Curiosity rover explores a sulfate region in Mars' Gale Crater in August 2022, with upper Mount Sharp in the distance.

There might’ve been life on Mars after all. Although it resembles a coral typically found at the bottom of the ocean, it was a piece of rock that a NASA spacecraft — Curiosity rover — recently ...