A 'flight simulator' for the brain reveals how we learn—and why minds sometimes go off course

Every day, your brain makes thousands of decisions under uncertainty. Most of the time, you guess right. When you don't, you ...

U.S. lifts Boeing 737 MAX flight ban after crash probes, tough hurdles remain

The United States lifted a 20-month-old flight ban on Boeing Co's 737 MAX on Wednesday, easing a safety crisis that left its top exporter with a tarnished reputation and hundreds of idle jets. But ...