Artemis Program

Are We Missing the Universe's "Noosignatures"?

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By system
July 13, 2026 • 54 views
Original source: Universe Today

Astrobiology has long been split into two camps: a search for "biosignatures" and a search for "intelligence." These look for very different things, but they also leave a huge gap in between. It took 3.5 billion years for us to go from the first microbe to a civilization that sent radio waves out in...

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