NASA's Mars helicopter Ingenuity: What you need to know before its first flight - CNET

NASA engineers will try and attempt the first flight on Mars in just a few days time -- and it could change space exploration forever.

NASA's Mars helicopter Ingenuity: What you need to know
before its first flight - CNET
NASA engineers will try and attempt the first flight on Mars in just a few days time -- and it could change space exploration forever.