Here's a feature that would've been a lot more useful before this week. Amid recent hours-long airport lines, United is adding security wait times to its app. However, the feature arrives a few days ...

Kara Greenberg is a senior news editor for Investopedia, where she does work writing, editing, and assigning daily markets and investing news. Prior to joining Investopedia, Kara was a researcher and ...

Travelers wait in the Clear security line at Atlanta Hartsfield-Jackson International Airport Long security lines at the airport have powered a stock-market winner you might not have heard of.