Scientists are still trying to determine what caused a sonic boom that shook Columbia last week ...

At 5:24 p.m. May 28, a great many people in the Columbia area heard a loud boom and felt the structures they were in shake.

A huge noise rattled part of the state on Thursday. Multiple theories have been put forward, but the mystery remains.

Midlands residents heard a loud boom and felt a noticeable shake late Thursday afternoon as many people were getting home from work ...

Two bases say it wasn't them. NASA reported no meteor. A leading theory: an aircraft went supersonic, and the sound bounced ...

South Carolina was shaken by confusion and concern on May 28, after residents across the Midlands reported what sounded and felt like a massive explosion. Preliminary data pointed to an unusual ...