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Published online 23 February 2004 | Nature | doi:10.1038/news040216-20
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Earth sows its seeds in space
Life could be leaking out all over the cosmos.
The Earth could be scattering the seeds of life throughout our Galaxy. Microbes could ride on specks of dust, powered by the Sun's rays, says William Napier, an astronomer at the Armagh Observatory in Northern Ireland.
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