Katty Kay in Washington and Christian Fraser in London report on the events that are shaping the world.

Janice Long and Dixie Peach present the pop chart programme from September 1985. Featuring Depeche Mode, Billy Idol, Jennifer Rush, The Style Council and David Bowie & Mick Jagger. Show more

Chris Lintott uses the Sky at Night archive to reveal the deepest secrets of galaxies, from their earliest beginnings to their very ends. Show more

French sci-fi drama series. The rescued man is a reminder to Jeanne of her father's interest in space, and Mars.

French sci-fi drama series. The crew has a sobering encounter with potential rescuers, and Jeanne tries to hypnotize the enigmatic Komarov.

With the dream of sending humans to Mars closer than ever before, Horizon asks the world's leading experts on Mars where they would go and what they would need to survive. Show more

Documentary series offering an astronaut's view of spaceflight. The Challenger and Columbia tragedies marked the beginning of the end for the space shuttle. Show more

Medical history series. Michael Mosley discovers what pain is and how we were able to control it with the discovery of morphine at the beginning of the 19th century. Show more

David Hayman meets men who sailed on HMS Hood and travels to Scapa Flow to experience what life was like for those people working to protect vital North Atlantic convoys. Show more

Janice Long and Dixie Peach present the pop chart programme from September 1985. Featuring Depeche Mode, Billy Idol, Jennifer Rush, The Style Council and David Bowie & Mick Jagger. Show more

Chris Lintott uses the Sky at Night archive to reveal the deepest secrets of galaxies, from their earliest beginnings to their very ends. Show more

Documentary series offering an astronaut's view of spaceflight. The Challenger and Columbia tragedies marked the beginning of the end for the space shuttle. Show more