The new study looked at the 28 most populous cities in the U.S. and 25 of them are experiencing subsidence, or land sinking, each year.

A fiery crash briefly shut down part of Interstate 40 in Del City. The Oklahoma Highway Patrol told KOCO 5 that troopers got a call around 12:30 a.m. about a crash on I-40 near Sunnylane Road. KOCO 5 ...

It's now mandatory for all adults boarding a domestic flight. Learn about extra security screenings, exceptions, and how to ...