Is scrolling social media contributing to a mental health problem? Probably, according to the author of a recent study, which found that addiction to screens — computers, smartphones, televisions, ...

Time travel rules in sci-fi are complicated by design and vary from film to film. Sometimes, you get Back to the Future rules where altering the past profoundly affects the present-day timeline.

New research suggests that screen time addiction is a better predictor of mental health concerns than time spent on technology. Experts weigh in. Fact checked by Sarah Scott Social media, video game, ...