Data editor Helena Bengtsson once asked the national statistics agency to cross-match a teachers database with another featuring court convictions. The findings led to a change in Swedish law.

Artificial Intelligence, or AI, is now transforming how we detect, prevent and treat illness, promising earlier interventions, smarter therapies and more affordable care for everyone.​ ...

Data scientists are in high demand—and for good reason. Companies rely on them to turn large, messy datasets into insights ...