"A terrible waste of space?" At Reasons to Believe they answer the common question "Why is the universe so big if there is no life on other planets?"
At the ESV blog they address whether Matthew 27:9-10 is quoting Jeremiah or Zechariah?
If you missed this edition of Renewing Your Mind, you should listen to RC Sproul defending the existence of God based on a shoe. (Warning, I think Ligonier only keeps these links around for a few weeks.)
Also, the Christian Carnival #190 is up at the Minor Prophet.