TV Schedule for Discovery Science UK

Alien Encounters The Invasion

What might happen if we received a message from space. Scientists and sci-fi writers discuss how aliens might communicate with humanity.

Alien Encounters The Offspring

Conclusion of the two-part programme considering the scientific, cultural and psychological impact of alien life communicating with humanity.

NASA's Unexplained Files Mars's Deepest Secret

A malfunction on the ISS could poison its crew with a deadly gas. A startling image taken by a NASA probe points to evidence that life could exist on Mars.