-- The Mississippi drought, as seen from space.

-- How medical journals troll their readers. A 2003 study laments the lack of randomized controlled trials to test parachutes.

-- "The once-dignified portrait now resembles a crayon sketch of a very hairy monkey in an ill-fitting tunic, he says."

-- Just in case you need a scientific explanation for why we can't tickle ourselves.

-- American dialects have actually been diverging over time.

-- A new NBER paper looks at the value of bosses.