Virtual Revolution charts two decades of profound change since the invention of the World Wide Web, weighing up the huge benefits and the unforeseen downsides. Aleks Krotoski charts the extraordinary rise of blogs, Wikipedia, and YouTube.

Dr Aleks Krotoski charts how the Web is forging a new brand of politics.

Dr Aleks Krotoski gives the lowdown on how commerce has colonised the web.

Aleks examines social networks and asks how they're changing our relationships.