More efficient criminal justice, ‘fancy’ digital assistants and a potential catastrophe in the stock market: Six experts weigh in on the biggest challenges—and opportunities—of artificial intelligence.

Sara Castellanos

Algorithms that can spot features invisible to the human eye are helping to protect retailers and shoppers from a glut of fake goods.

Jackie Snow

The roughly $3 million aircraft comes with Garmin’s ‘auto-land’ capabilities that take over in the event of a pilot’s medical emergency. The software could start reshaping jetliner cockpits within the decade, proponents say.

Andy Pasztor