Perseverance rover, Ingenuity helicopter, and the search for ancient life on Mars; Then, stories from members of the Ritchie Boys, a secret U.S. WWII intelligence unit bolstered by German-born Jews. Source
Perseverance rover, Ingenuity helicopter, and the search for ancient life on Mars; Then, stories from members of the Ritchie Boys, a secret U.S. WWII intelligence unit bolstered by German-born Jews. Source