NASA’s Mars rover Perseverance finds ‘shark fin’ and ‘crab claw’ in ancient river
Something fishy might be happening on Mars. NASA’s Perseverance rover captured an image on the Red Planet of two boulders that resemble, respectively, a shark fin and a crab claw. The car-sized robot arrived on Mars on Feb. 18, 2021, and has been exploring the Jezero Crater, looking for any sign that life on Mars … Read more