Are We Alone in the Universe ?
For fifty years, the Search for Extra Terrestrial Intelligence (SETI) has been scanning the galaxy for a message from an alien civilisation.
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Science
Video documentaries about science and technology
The Sky at Night – Venus, Earths Twin
The Sky at Night – Venus, Earths Twin – How can two such similar planets have become so different? One is the crucible of life, the other an inferno with a surface scorched by raining acid, yet both began as almost identical bodies. With Venus prominent in the sky in May, the team explores our nearest neighbour, discovering how it
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The Sky at Night – Stephen Hawking on Black Holes
The programme looks at the latest understanding of black holes, featuring an interview with Stephen Hawking. Black holes are one of the greatest mysteries in the universe.
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