The search for life on Mars took a surprising downward turn yesterday. If life existed, it likely existed underground, reported Professor of Geological Sciences John Mustard in a study published in ...

New research published in Nature Astronomy seeks to understand how surface clay was formed on Mars despite its cold climate. The climate on early Mars has presented an enigma for planetary scientists ...

The planet Mars is home to thick layers of clay that can span hundreds of feet. Since they need water to form, these outcrops have long been of interest to scientists looking for signs of past life on ...