Hubble Space Telescope

Twenty years ago the Hubble Telescope was launched into space, but the first pictures it sent back to earth were out of focus. Lucy Williamson talks to the engineer in charge of fixing it.

Available now

10 minutes

Last on

Fri 23 Apr 2010 10:50 GMT

Soviet History

Collapse of the Soviet Union

From the Hungarian uprising to the break-up of the Soviet Union

Great Sporting Moments in Olympic History

Great Sporting Moments in Olympic History

Stories of endurance, world records and remarkable athletes

The Witness Podcast

The Witness Podcast

Every programme, to download and keep

African History Collection

Thomas Sankara African Revolutionary

The communities, politics, leaders and events that have shaped Africa