The Mars rover Opportunity has arrived at a large crater containing rocks that haven't been seen before.
NASA have announced the discovery of evidence suggesting salt water flows on the surface of Mars.
A lot of strange things have been spotted on Mars over the years - but most are not quite what they seem.
Armchair astronomer David Martines discovered what he believes to be a building on the surface of Mars.
In a spectacular event Venus, Mercury, Mars and Jupiter will all line up in the sky this Friday.
Russia are planning to build a manned outpost on the moon by 2030 and use it to stage a mission to Mars.
An ancient, natural nuclear explosion may have once occured on Mars, turning everything to dry sand.
James Cameron's plan to have 3-D cameras sent to Mars on NASA's next rover has been scrapped.
One theory suggests that life on Earth developed from organisms that arrived here from the planet Mars.
Simulations of the solar system's formation have indicated that Mars should be larger than it is.
One physics professor has suggested astronouts get to Mars by hitching a ride on the back of an asteroid.
Scientists are working on technologies that could one day allow faster-than-light space travel.
Future robotic missions to Mars could use gas from the Martian atmosphere to "hop" large distances.
Physicists have contended that a manned one-way trip to Mars could be the way forward.
NASA has greenlit an ambitious Mars mission designed to study how the planet lost its atmosphere.
Scientists are researching the possibility of using synthetic life forms to create food and fuel.
Scientists have come up with substantial evidence to suggest that Phobos was formed during a catastrophic event.
Scientists have revisited the idea that organic molecules could be present in the soil on Mars.
NASA's HIRise camera aboard the Mars Reconnaissance Orbiter has taken a series of stunning new photographs.
A peculiar elongated crater on the surface of Mars that doesn't fit with standard models has left astronomers baffled.