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Engineers at Columbia University's Creative Machines Lab have developed Emo – a robot capable of mimicking human facial expressions – to “enhance the interactions between humans and robots.” Emma Jehle has more.

The first fitness summit and Awards event in Nigeria, Wemove, took place at Lekki Phase I, Lagos a few weeks back. Powered by the Institute Of Registered Exercise Professionals And Purefitness Africa, the event brought together all fitness lovers and professionals, from across the country, in a bid to celebrate fitness and wellness in Nigeria. GuardianTV was at the event to report all the conversations on core issues faced by the fitness industry in Nigeria.

Find these stories and much more when you grab a copy of The Guardian on Saturday.