NASA announced this week the Ingenuity helicopter will attempt its first test flight over Mars on Monday. The flight is scheduled for Sunday, but results won’t make it back to Earth until Monday. A ...

NASA has pushed Mars helicopter rotor blades past Mach 1, a step toward future aircraft that could carry heavier science ...

Mars has so little air that flying there is closer to flying at extreme altitude on Earth than using a normal helicopter at sea level. To make it work, engineers had to build an aircraft that was ...

Helicopters on Mars may sound like something from a science fiction novel — or perhaps just a typical "Doctor Who" episode. But actually, they're not fully confined to the world of sci-fi; after all, ...