Through the Wormhole Show Summary, Upcoming Episodes and TV Guide

Research is starting to uncover a possible hidden force in the universe.

Science reveals the line between male and female is blurred, and the battle of the sexes happens deep within our cells.

Investigating the causes of terrorism.

Odds are pretty good that extraterrestrial life exists; new research shows we should look closer to home, possibly inside our bodies.

The show takes a look at a new theory that says instead of passing on genes, humans have another purpose.

If you had less than one second to make a life-or-death decision to shoot a man who might be armed with a lethal weapon, what would you do? Would the ethnicity of the man affect your decision? Are you sure? The outcome – whatever your race – will surprise you. Brain imaging studies are showing that negative cultural stereotypes hijack everyone's subconscious decision-making. But some science says we can overcome bigotry through exposure, self-awareness and flexible social networks… and, most controversially of all, ultra-violent video games!