Economics Musical Feedback Makes Workouts Feel Easier Exercise is less exhausting when you're inspired by a musical soundtrack that mirrors the effort you are expending. Tom Jacobs
Economics Under Pressure Before hitting the road this summer, you might take a page from the president's campaign playbook and make sure your tires really are properly inflated. Bruce Dorminey
Social Justice Breathing Is Skin Deep Skin, at least in mice, responds to the oxygen around it, a finding that may have implications for endurance athletes. Matt Palmquist