Planetary scientists in Algeria and Switzerland have developed a scientific instrument that could help hunt for signs of life on Mars. Used to locate microbial fossils in gypsum deposits here on Earth,

Scientists may have uncovered a promising new method to detect ancient life on Mars. A recent study suggests that microbial fossils could be preserved in sulfate minerals like gypsum, which are abundant on the Martian surface.

A new method to detect life in ancient rocks could help analyze Mars samples and determine if life once existed on the red planet.