NASA's 1.8-kg Mars helicopter survives first cold night on the red planet on its own

NASA has announced its Ingenuity helicopter, which was set free by Perseverance rover on Mars, survived its first cold night on the red planet. The 1.8-kg Ingenuity helicopter will be the first aircraft to attempt powered, controlled flight on another planet, NASA said. Evening temperatures on Mars can reach -90 °C, which can damage the flight on Mars, NASA added.