FILE PHOTO: NASA's Perseverance Mars rover is seen in a "selfie" that it took over a rock nicknamed "Rochette" on September 10, 2021. NASA/JPL-CALTECH/MSSS/Handout via REUTERS/File Photo LOS ANGELES --- Data gathered by NASA's rover Perseverance has confirmed the existence of ancient lake sediments deposited by water that once filled a giant basin on Mars called Jerezo Crater, according to a study published on Friday. The findings from ground-penetrating radar observations conducted by the robotic rover substantiate previous orbital imagery and other data leading scientists to theorize that portions of Mars were once covered in water and may have harbored microbial life. The re...Keep on reading: Rover data confirms ancient lake sediments on Mars