Formations that look like jumbo-sized kidney beans (or blobs of chocolate syrup, depending on your palette) may be indicators ...
The photographs of the frost-covered dunes aid scientists determine whether water ever persisted on the planet's surface long ...
The Mars Reconnaissance Orbiter (MRO) has spotted 'giant kidney bean' looking frozen sand dunes on Mars that could help ...
A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them ...