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Roland Pease is joined by California based science Journalist Molly Bentley as we examine the impact of earthquakes and fires. California has experienced both in the last year - What\\u2019s it like to live with a constant threat from these extreme events? We also take a look at NASA\\u2019s plans for a new mission to Mars \\u2013 to look for signs on life.

Picture: Roland Pease with science journalist Molly Bentley, Credit: BBC