Is there life on Mars?

Salt can be found in almost every kitchen in the world. But how did this seemingly simple ingredient become the world's favourite flavour enhancer? This week, Crowdscience sets out to uncover why these tiny crystals have such a powerful effect on us. We explore the magic behind t ...  Show more

Is the world sitting on a ticking time bomb? CrowdScience listener Christel recently watched a documentary about a volcanic eruption in 536 AD that left her native Sweden under a cloud of ash for three years. It got her thinking, do we know when this could happen again?With more ...  Show more

What would it take for humans to live permanently on Mars? asks Martin in Weston-super-Mare, UK. The doctors dig into requirements and possibilities of a long-term Martian outpost. We know that many missions to Mars have failed, for a range of reasons – malfunctions, crashes and ...  Show more

Mars Gets Ready for Its Close-up Mars has fascinated Earthlings for millennia, ever since we looked skyward and found the red planet. Through telescopes, probes, and robots, scientists have gazed at its red rocks, craters, and canyons—and the latest rover, Perseverance, is poised ...  Show more

Mars is about to be visited by the first space mission for 40 years which is designed to seek signs of life on the Red Planet. Adam Rutherford talks to Dr Manish Patel of the Open University, a senior scientist on the European Space Agency's ExoMars Trace Gas Orbiter. Once the sp ...  Show more

Twenty years after NASA landed the first rover on Mars, theorists believe there’s more to the Red Planet than reported. Has NASA uncovered hints of an ancient civilization? Did our ancestors receive help from the Martians? Or better yet, is man already colonizing Mars? Learn more ...  Show more