"The Queen is dead, long live the King" will be the words echoed the instant Her Majesty Queen Elizabeth II passes. UI investigates The Crown in a post-Elizabeth world.

UFOs - A topic previously pushed into science fiction is suddenly being taken very seriously based on an extraordinary video, taken, and authenticated by the US Military.

Following the ground-breaking investigation that examined the disappearance of elderly lovers Russell Hill and Carol Clay, from their remote campsite in Victoria's High Country.

UI re-investigates the baffling case of Melbourne's "Mr Cruel" that involved a series of child abductions and murder during the late-1980's.

UI investigates Australia's delicate dance with nuclear energy, which many experts say is our only way of surviving past fossil-fuels into a carbon-free future.

Not since Adolf Hitler has the world feared a dictator like Vladimir Putin. Hitler's madness sparked a World War - could Putin do the same?