publication date: Friday, February 2, 2018 (part of Winter 2018)

category: Science

clue: This extraterrestrial radio seeker might be the only person more associated with the word "wow" than Owen Wilson.

explanation: Ehman discovered a signal from Sagittarius in 1977 that eventually led to the SETI program. He famously scribbled "wow!" on the printout of the data. To this day, the incident remains known as "the wow signal." more…

intended difficulty: medium

solved by: Russ Wilhelm, LaVonne Lemler, Samir Mehta, Chris Lemler, Matthew Preston, Erik Bates, and Lori Lancaster

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