WWW, the world wide web or shortly the web - really nothing more than an information service on the Internet – has changed our world by creating a whole new digital world that is closely intertwined with our real world, making reality what was previously unimaginable: communication across the world in seconds, watching movies on a smartphone, playing games or looking at photos with remote partners in distant continents, shopping or banking from your couch … In our MOOC on web technologies you will learn how it all works.