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 Use the Drake equation to calculate the number of civilisations in our galaxy. Do you believe alien life could exist in our galaxy, the Milky Way?  The search for alien life is 50 years old, but a planet has been discovered that could support life. Prof. Regan tests the scientific claims of supermarket products A few isolated communities seem to hold the secrets to long life. Lifting the lid on the business of human choices in an exclusive guide to making better decisions.  The Mission of the SETI Institute is to explore, understand and explain the origin, nature and prevalence of life in the universe. Take part in the search for Extra Terrestrial life National Aeronautics and Space Administration USA Developing Europe's space capability. The BBC is not responsible for content on external sites | |||||||
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