Nadia Drake on her dad’s equation for finding ET

See the original posting on Boing Boing

In 1961 just a few days before a meeting of scientists interested in the search for ET, pioneering astronomer Frank Drake came up with a powerful provocation: an equation to estimate the number of worlds likely to harbor extraterrestrial civilizations; over at National Geographic, his science writer daughter Nadia looks at her dad’s impact.

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