Martian Rock Analysis Reveals the Planet Had 'Secret Ingredient' That Was Ideal for Starting Life Planet Mars has always been ...

Clay minerals are an integral part of the global water and nutrient cycles. They indicate past environmental conditions and play an important role in catastrophic events. Clay minerals exist when ...

Rocks loafing about on the surface of Mars have been harboring secrets about the red planet's mysterious past.

Mysterious mounds on Mars were formed by ancient water, says a British study. Thousands of mounds and hills in the Red Planet's barren northern plains are full of clay minerals, providing evidence ...