The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars. As shown in the imagery below, ...

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic mission may investigate the area one day.

Exclusive: The pentagon thinks space may be the next battleground, declaring in a sobering new report that it could be the ...

A shocking new Pentagon report has declared space the "decisive domain" for any upcoming war between the superpowers.