"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

Groundbreaking research into Mars' energy balance reveals a polar surplus driving dynamic weather patterns, including massive ...

NASA proposes a faster, cheaper plan to bring Mars samples to Earth, aiming for delivery by the 2030s while cutting costs ...

Mars's atmosphere and climate are impacted by interactions with solar wind, a stream of plasma comprised of protons and ...

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get ...

The Mars Sample Return mission has been ranked as the highest priority by planetary scientists, who hope to find signs of ...

But returning the specimens to Earth, a feat that could ... is able to bring these samples back from Mars with significant cost and schedule saving compared to the previous plan,” Nelson said.