Imagine you could make a copy of a loved one. A digital clone with a life of its own – their Avatar. That’s the dream of biomechanical engineer, Dr Jordan Nguyen, and he says we have the technology to do it right now in the form of Virtual Reality.
Growing seaweed is now a ten billion dollar a year global industry. Tim travels to Korea to see some of the biggest seaweed farms in the world and meets the scientists who are hoping to create a seaweed revolution in Australia.
Right now researchers are hunting for extra-terrestrial life on several fronts. To find out just how close we might be to a breakthrough, astrophysicist Dr Graham Phillips visits telescopes, swims among the stromatolites on the remote West Australian coastline, and chats with scientists from around the world
Off Australia's northeast coast lies a wonder of the world, a living structure so big it can be seen from space, more intricate and complex than any city, and so diverse it hosts a third of all fish species in Australia. The Great Barrier Reef as we know it -- 8,000 years old and home to thousands of marine species -- is dying in our lifetime.