The Scala camp's answer to Clojure's Incanter (Yes, it's fun to pretend there's a rivalry between the two) (here, via @MSch) -- Scalala, Scala Linear Algebra Library.
How to setup Clojure from scratch (here, via @acangiano) -- With emphasis on the "from scratch" part. Kids, don't do this at home without adult supervision. Use Lein or cljr instead.
TheDeadline is now in the Google Apps Marketplace. This is Clojure/Compojure on App Engine. Consider my mind blown. BLOWN (here, via ikai)
Better #Clojure test results with deview. Shorter stacktraces and diffs. (here, via @brentonashworth) -- From the article "Deview runs yours tests and reports test failures and successes. If an exception is thrown, clj-stacktrace is used to clean up the stacktrace. Deview will then filter it down to show relevant (according to me) trace elements" and "When a test fails, the difference between the expected and actual results are displayed" . Check out the full article to convince yourself of how awesome this project is. Source code here.
Changeset [9c01e1faf5]: prepare for 1.2.0 beta1 Branch: 1.2.x by stuart.halloway (here, via @clojuredev) -- Does this mean what I think it means? If so, Clojure 1.2.0 beta1 is around the corner!