A Chinese rover found evidence of ancient beaches on Mars, suggesting the planet once had vast oceans 4 billion years ago. The discovery of sloping sand layers beneath the surface provides new ...

Mars – dusty, dry, and desert-clad – was once so rich in water it had not just lakes, but oceans, according to a new study. Observations using ground-penetrating radar have revealed underground ...

A team of international researchers has analyzed data collected by the Chinese Mars rover Zhurong and found evidence ...