Chris Urmson, the software engineer working on Google's Self-driving Cars Project, talks about his interest in robotics. He presents a video showing the self-driving car driving itself through San Francisco.

Stephen Hawking poses some of the key questions that all of us sometimes wonder. He has set out to answer these questions in his new book, The Grand Design. Hawking presents M Theory as the grand solution. It's a family of different theories working similarly to a grouping of maps. He also discusses the role of cosmology, the inflation of the universe and the Planck satellite.

Eric Schmidt emphasizes the importance of the internet when he poses the question, what would happen if we turned the internet off? The internet has become a force of democratization and understanding. Each minute there are 35 hours of content uploaded to YouTube, each day there are 400,000 Android devices activated and there are 160 million Chrome users worldwide. It is evident that the internet is the most significant collaborative effort of our time.

Hans Rosling explores the demographics of the world, from taxation to population statistics. He highlights the world population broken down by year to prove his point that the countries with the highest number of youth are in the Middle East.

George Osborne opens the 2011 European Zeitgeist conference with a speech about how the internet has impacted government. An accelerating access to data has helped develop social initiatives and policy making around the world. The age of digitized public services creates opportunities for the public to have greater access to information, but also poses a threat to personal data security. There's a determination to maximize these digital opportunities and the challenges of security will be overcome.