A U.S. Air Force F-16 Fighting Falcon fighter aircraft assigned to the 18th Aggressor Squadron takes off from Eielson Air Force Base, Alaska, Oct. 6, 2014, during RED FLAG-Alaska 15-1. RF-A is a ...

Learn how to calculate the tension in a rope pulled by a firefighter using Newton’s Laws of Motion. This video breaks down the forces acting on the rope, explains free-body diagrams, and shows how ...

A worker was pulled out of a sugar silo after he became trapped inside Friday, a rescue that a battalion chief described as being long and labor-intensive. The incident happened at about 7:30 a.m. at ...

This is a great workout if you have a Marine Corps obstacle course available. If not, an outdoor pull-up bar will suffice, or there are other options listed below. We did this one on a holiday when ...