Tests conducted with tardigrades suggest that there is something in Martian dirt that dramatically reduces biological ...

If I were on Mars, how often would I see Earth transit the Sun? Steven RiserConyers, Georgia From Mars, Earth transits the ...

NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world ...

A seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much ...

A new study shows how simulated Mars dust affects tardigrades, offering insight into space farming and contamination risks.

Earth’s climate is not only shaped by smokestacks, forests, and oceans. It is also quietly tuned by the slow choreography of the planets, with Mars acting as a distant partner that nudges our world’s ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the ...

Earth’s ice ages have long been blamed on subtle wobbles in our own orbit, but new research suggests a distant accomplice is quietly helping to set the tempo. Mars, sitting millions of miles away and ...

Small but mighty, the red planet — our celestial neighbor — has made Earth’s climate what it is today. Mars’ gravitational pull serves as a stabilizing force for our home’s orbit, tilt and position ...