NASA's InSight robot is fighting against Mars to save a vital instrument

NASA's InSight lander has been resting safely on Mars for nearly a year now, and it's doing some seriously great work. Most of the robot's suite of sensitive instruments have been working as intended, sending back data and recordings of seismic activity on the dusty planet. However, one of the tools, called the "mole," has fallen well short of expectations. The instrument is supposed to hammer itself into the surface, pushing itself to a depth of up to 16 feet to gather temperature readings. Unf...