For centuries humankind has dreamed of eternal life. Now, with our ever-advancing technology, could we bring a profound change in our evolution and our destinies? This BBC Horizon program meets Dmitry Itskov, a 32-year-old Russian billionaire who wants to live forever. He wants to upload his mind in to a cyborg avatar and achieve immortality. To make it happen, he is courting the world finest scientific minds including neuroscientists, roboticists and artificial intelligence experts. It might sound like science fiction, but Itskov is not alone. Horizon meets the world leading figures and the technological elite who are also pursing this dream.