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We talk to Carola-Bibiane Schönlieb, one of the women featured in the Women of Mathematics photo exhibition.
If there's a multiverse, then how many of its component universes are like our own?
John D. Barrow talks to us about the laws of nature, how the complexity of the world conceals elegant mathematical symmetries, and how chaos can arise from order.
Chris Budd tells us how big data can be used to model riots, analyse photos and shorten airport queues.