Waiting too long could cost you your seat—and your sanity.

(CNN) -- ATMs have been around for decades, self-serve gas is old hat, and a lot of folks can scan their own groceries at the supermarket. Now the do-it-yourself approach is increasingly commonplace ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. American Airlines has revealed electronic boarding gates, where ...