Tech Weekly: Robert Winston on the effects of technology

Aleks Krotoski is joined by Lord Robert Winston, Professor of Science and Society at Imperial College, London, to discuss why every new technology we develop makes us as a species more vulnerable. We also hear from Richard Wray from the frontline of the Mobile World Congress about Windows' latest operating system for mobile devices, and Bobbie finds out all the dirt on vark.com , the social search company that Google recently purchased for a whopping $50 million. Don't forget to ... • Comment below • Mail us at [email protected] • Get our Twitter feed for programme updates • Join our Facebook group • See our pics on Flickr /Post your tech pics