Meet the team taking this season's challenges - and read Kate's welcome to the new series.
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Kate Humble and the Rough Science team Ellen, Kathy, Jonathan, Mike and new member Iain are back! This time they're in Death Valley, a place a lot like Mars, where our scientists will be solving a series of space-themed challenges.
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A co-production of the BBC and Open University in association with WETA Washington, D.C. Corporate funding was provided by Subaru.