"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

Mars is absolutely dripping with evidence that the red planet was once a striking blue, complete with glistening lakes, ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

New simulations show red planet affects Milankovitch cycles that shape how solar energy is distributed on Earth over millions ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping ...

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 ...

New simulations show Mars plays a key role in shaping Earth’s long-term climate by influencing its orbit and axial tilt over hundreds of thousands to millions of years.

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN ...

Scientists propose using ice as a building material for Mars habitats, offering protection from radiation while allowing ...