NASA's InSight lander tried to dig into Mars, but Mars had other plans

NASA has been quite pleased with the progress of the InSight lander mission, with just about everything going as well as could be expected. A smooth launch, easy flight to Mars and impeccable landing on the Red Planet's surface had NASA feeling pretty upbeat, but Mars can be unforgiving. The lander, which recently deployed listening tools to monitor the inner workings of the planet, began its efforts to dig into the dusty soil late last week, but things aren't going nearly as smoothly as InSight...