Numbers show that one in three married couples will have a divorce. Catrin Finkenauer, who researches relationships, youth and messy divorces, explains why.
There is strong evidence that employees respond to both negative and positive incentives to reduce absenteeism, Wolter Hassink writes in IZA World of Labor.
An international research team reveals the magnitude of an episode of global warming that caused extreme floods and landscape disruption 56 million years ago.