This week we hear stories about putting rescue bots to the test after the Mexico earthquake, why a Scottish village was buried in sand during the Little Ice Age, and efforts by the U.S. military to predict posttraumatic stress disorder with Online News Editor David Grimm.
Andrew Wagner interviews Alexandra Tinnermann of the University Medical Center of Hamburg, Germany, about the nocebo effect. Unlike the placebo effect, in which you get positive side effects with no treatment, in the nocebo effect you get negative side effects with no treatment. It turns out both nocebo and placebo effects get stronger with a drug perceived as more expensive.
[Image: Chris Burns/Science; Music: Jeffrey Cook]