A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them can help us determine if there was ever enough water on Mars to sustain ...

And speaking of hidden water, weird bean-shaped blobs on Mars might offer new clues in our search for life on Mars. NASA satellites have spotted what appears to be a field of giant kidney beans on ...

These Martian "kidney beans" aren't safe to eat ... taken to help scientists determine if conditions on the Red Planet could have sustained life a long time ago. In the photo, taken in Sept.