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Science

(24,410 posts)

1. Carl Sagan would not be very happy with the lack of progress by humanity in the face of these challenges.

Wed May 6, 2026, 09:55 PM

Yesterday

Some of the discussion is dated (nuclear treaties), but reality is marching forward.

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1/5 -Ted Turner Interviews Carl Sagan 1989 [View all] BootinUp Yesterday OP