Bbc Inside Science

30 years ago Tim Berners-Lee invented the World Wide Web as a way to let physicists share their papers and data on a distributed network. It's changed a lot since then and not all for the better. Dominant technology companies monopolise our data and many, including Berners-Lee are worried about the growth of state sponsored hacking, misinformation and scamming. One solution is to re-decentralise the web, giving us more control of our information and what is done with it, but at what cost? Founder and director of Redecentralize.org, Irina Bolychevsky and technology guru Bill Thompson discuss the future. BBC Space Correspondent Jonathan Amos has news on some space rocks this week. Ultima and Thule, make up a bi-lobe comet out in the far reaches of the Solar System in the Kuiper Belt. Ultima-Thule was visited by the New Horizons mission in January. More data is being analysed and giving scientists insight into how these two planetary building blocks collided and merged and also on how it got its strange flatte