Posts in tag
humming
NASA Mars helicopter heard humming through planet’s thin air
CAPE CANAVERAL, Fla. (AP) — First came the amazing pictures, then the video. Now NASA is sharing sounds of its little helicopter humming through the thin Martian air. NASA’s Jet Propulsion Laboratory in California released this first-ever audio Friday, just before Ingenuity made its fifth test flight, a short one-way trip to a new airfield. …