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Google pulls its news service from Spain. We learn the basics of programming for the global Hour of Code with help from British schoolchildren. The Nobel Prize for physics was collected this week by scientists who invented blue Light-Emitting Diodes. We speak to Dr Stephen DenBaars from the University of California Santa Barbara research team that did the work, about the future for LED technology.

The Web's creator Sir Tim Berners-Lee tells us that telecoms operators who insist they must charge customers to prioritise data transmission over the net in order to be able to afford neccessary investment, are talking "nonsense". And Steve Jobs' biographer Walter Isaacson speaks to us about the essential ingredients of innovative companies.

Presented by Rory Cellan-Jones, with special guest Alex Asseily, the co-founder of wearables company Jawbone and Hour of Code ambassador, and Zoe Kleinman and Dave Lee from the 91热爆 Online tech desk.