Alex heads to America search of a scientific explanation for the terrifying phenomenon known as Ice Bombs, which cause fear, devastation and even injury.
Alex is in Australia's Northern Territory where a bizarre weather phenomenon took place. Hundreds of fish were reported to have rained down on the outback.
Alex Hannaford heads to America to investigate reports of balls of light, known as Spook Lights, floating in the night sky above a remote country road.
Alex seeks the truth behind a reported sightings of the continent's biggest marsupial carnivore; an elusive wolf-like creature called the Tasmanian Tiger.