NASA astronaut and deputy director of the Flight Operations Directorate Kjell Lindgren takes a selfie with panelists and the audience at the agency’s Jet Propulsion Laboratory on Feb. 25, 2026. Actors ...
Mars is not what it used to be. Once warm, watery, and blanketed by a thick atmosphere, today the Red Planet is cold, dry, and draped by a thin atmospheric veil. The main culprit is a relentless ...