Quotations from Carl Sagan and rainbows in oil puddles are only the tip of the iceberg with this show. Visual notes to help you find ways in and remember.
Our interview with Natalie Batalha resulted in a wonderful set of time-shift tweets. We compile them for your pleasure.
This week's been one of those surprising times when so many people identified with Krista's Scrooge-like outlook on Christmas but add to the discussion by contributing to community.