Main content
Optical astronomy
Discovering the world of high-energy astronomy with ultraviolet, X-ray and gamma-ray telescopes. The programme is presented by former NASA astronaut and MIT professor of astronomy Jeffrey Hoffman. He looks at why only certain types of light can be seen from space.
More episodes
Previous
BBC World Service Archive
This programme was restored as part of the World Service archive project
Space
The eclipses, spacecraft and astronauts changing our view of the Universe
The Curious Cases of Rutherford and Fry
A pair of scientific sleuths answer your perplexing questions. Ask them anything!
Podcast
![]()
Discovery
Explorations in the world of science.
