01. Earth's Core

02. Surviving Nature's Fury

03. Shark Attacks

For 400 million years, sharks have dominated the Earth's oceans. They have survived 5 planetary mass extinctions to become the top predators of the sea, honed to an evolutionary perfection. But what shark species is the most deadly? And where in the world is it least safe to venture in to the water? Naked Science travelled across the world from Australia to California to find out.

04. Telepathy

The supposed ability of some individuals to mentally transmit and receive thoughts is examined in this hour. Unsubstantiated claims are not proof, so several experiments are conducted to put the phenomenon to the test. This includes exploring the telepathic connection that some twins claim to experience through a series of tests on one twin and recording the other twin's reaction, and a Ganzfeld test where a person in one room attempts to transmit mental pictures to another person in a different room.

05. Volcano Alert

06. Spacemen

07. Bullets

08. Tsunami Warning

09. Birth of the Earth

10. Landslides

11. Loch Ness