Kurt Harden's roughly ten minute commencement address:
Samizdata takes a look-see at the intervention in Iraq: "Dreaming about what might be accomplished by gods is insufficient. One must instead discuss what is actually achievable by men."
Ka-Ching! adds his two cents on the situation in Iraq.
Joe Hanson offers an explanation for the mysteries of the Universe. Works for me.
The Astronomy Picture of the Day blog. A scroll through the archives is a delight.