An experiment involving a sealed box that unexpectedly bursts open. The video shows pressure buildup, timing, and the moment the box fails, breaking down what causes a sudden explosion.

MANTUA, Box Elder County — A man was critically injured in a trailer explosion early Monday in Mantua, in Box Elder County.

The investigation into the deadly explosion at a fireworks storage facility in Esparto has entered its third week and several questions remain about the companies and individuals connected to the site ...

STARTS WITH BREAKING NEWS. THERE WAS ONE ADULT MALE AND TWO FEMALE JUVENILES IN THE IN THE BUILDING DURING THE EXPLOSION. RIGHT NOW, THIS HAS MOVED TO A RECOVERY EFFORT. WE HAVE BEEN NONSTOP FIGHTING ...

At least one person is dead and others are injured after reports of an explosion and a major house fire that sent smoke ...