A rover has been collecting rocks from Mars for years. How will they get back to Earth?
A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get ...
Why is one half of Mars so different to the other? 'Marsquakes' may have just revealed the answer
Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled scientists since it was discovered in the 1970s.