The requirements that are placed on today’s grid are changing. Traditional power flows from power stations to the nearest big city are giving way to more complex patterns. Growing consumption and power trading mean that power must increasingly be transported over large distances. Growth in the use of renewable sources is placing a strain on the system because generation is often located in remo...

What is the nature and function of relief? Relief has been studied little in psychological science despite its familiarity and pervasiveness. Two studies revealed that relief can result from two distinct situations: the narrow avoidance of an aversive outcome (near-miss relief) and completion of an onerous or aversive event (task-completion relief). Study 1 found that recollections of near-miss...