Gregory Retallack

Deepening suspicion that there is or was life in Mars, a study based on images and data captured by the NASA rover Curiosity says that Mars had Earth-like soils comparable with soils in Antarctic Dry Valleys and Chile's Atacama desert some 3.7 billion years ago.

Deepening suspicion that there is or was life in Mars, a study based on images and data captured by the NASA rover Curiosity says that Mars had Earth-like soils comparable with soils in Antarctic Dry Valleys and Chile's Atacama desert some 3.7 billion years ago.