The NASA Ingenuity Mars helicopter chalked up many a milestone during 72 airborne flights before incurring a destructive encounter with a sand dune. That “hit-the-dirt” mishap caused rotor-blade damage that now prevents it from additional aerial treks. Not only was Ingenuity’s flight experience exemplary, the rotorcraft achievements have opened the door for follow-on aerial craft […] Read More – Leonard David’s INSIDE OUTER SPACE