Valkyrie starts its preparations for a mission to Mars

A human-sized robot is being developed in preparation for missions to the red planet. Experts will seek to improve the physical and computational abilities of the 6ft-tall (1.8 metre) machine Valkyrie. Researchers will work to give Valkyrie a much more sophisticated set of skills, enabling it to better understand and respond to its surroundings. The'superhero robot' is being designed by Nasa to help astronauts on a mission to Mars is named Valkyrie. It is 6ft-tall and weighs 275lbs.