Jo Marchant joins the pod to talk about what some say is the world's first computer. Her book, Decoding the Heavens, looks at the mysterious Antikythera mechanism which was found in the Mediterranean more than a century ago.
We meet Wing Commander Andy Green, the man hoping to drive the world's first 1000mph car.
The team also discusses a possible breakthrough in the treatment of multiple sclerosis.
Ariane Sherine pops in to update us on the progress of the UK's first atheist ad campaign, which is being backed by Richard Dawkins. The Guardian's religious affairs editor Riazat Butt tells us how various groups have been reacting.
Environment correspondent David Adam and science correspondent Ian Sample lend their expertise.
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