New research shows that Mars’ mantle holds evidence of its turbulent early history. New research published in Science shows that Mars’ mantle retains evidence of its violent origins. The planet’s ...

A newly resurfaced NASA image has reignited speculation about the possibility of artificial structures on Mars. The photograph, which appears to show a near-perfect square formation on the planet’s ...

The Viking missions paved the way for future Mars missions and helped researchers understand the red planet’s climate and ...

Did Mars' water escape underground, where it dwells today in vast amounts? Some scientists aren't so sure. Scientists are confident Mars was once abundant with water, as seen in massive flood-carved ...