KUNC-FM (Greeley, Colo., April 12) – It’s been 25 years since the National Academy of Sciences set its standards for appropriate scientific conduct, and the world of science has changed dramatically in that time. So the academies of science, engineering and medicine have updated their standards. “We've been fond of the ‘bad apple’ narrative, and we're talking about switching to the barrels and the barrel-makers,” says committee member C.K. Gunsalus, who heads the National Center for Professional and Research Ethics at Illinois. Also: NPR (April 14).