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How Scientists Search the Cosmos For Encrypted Alien Signals (and Other Ones Too)


Map of the Milky Way galaxy

Map of the Milky Way.

Credit: NASA/JPL-Caltech/ESO/R. Hurt

In a recent conversation with National Security Agency whistleblower Edward Snowden, astrophysicist Neil deGrasse Tyson asked about communication with alien civilizations, and how such messages might be encoded.

From The Intercept
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