Citizen science is the name given to enlisting members of the general public to participate in scientific data gathering and analysis. One of the founding institutions of the concept was the Search for Extra-Terrestrial Intelligence (SETI), which has collected an enormous amount of data from observations of space across many years and in a variety of formats.
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The Fermi Paradox has it that it must be very unlikely that there is alien intelligence elsewhere in the galaxy because, if there were, then where is it? Why can we not find it or see it? Paul Davies, the author of this fascinating book, is well-placed as the head of the SETI Post Detection group, to explain why this is and whether there might be life after all.
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