Mysteries Department
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Questions

Research questions are the building block of our platform of scientific inquiry. Key questions are the ones at the heart of a mystery; every other question helps answer one of them.

4questions0answered0with no evidence yet
Wow! signal
Wow! signal2 key questions · 4 questions · 0 answered
Open the mystery
QuestionWhere it stands
Most likelyThe source does not repeat on any timescale sampled so far (seconds to decades)
Open5 answers, none ahead
Most likelyThe Wow! signal is unique in the archive in strength and shape