These rocks turned out to contain a mineral called kaolinite, which on Earth forms in warm, rainy environments or near hot ...

Planetary scientists in Algeria and Switzerland have developed a scientific instrument that could help hunt for signs of life ...

Scientists may finally have a way to detect ancient life on Mars by studying microbial fossils preserved in sulfate minerals.

“It’s possible that Mars could have had ancient life on it,” said Hausrath, an aqueous geochemist who studies how water and ...