Science
How did NASA’s Ingenuity helicopter make it first flight on another planet? – Firstpost
Ingenuity doesn’t have the rear rotor blades and commands cannot be given in real-time.

The ConversationApr 21, 2021 19:13:59 IST
Imagine that you are flying a model helicopter or a drone. You are there with the auto controls. You switch them on. The rotors start to turn, gradually increasing their spin. You watch, then push the control for lift. Your helicopter rises, hovers, then at the next command moves forward. Oops, it didnt go high enough. You quickly move the joystick and the drone rises to fly above the obstruction. Finally, its in the air, moving at speed above sand dunes,…
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