This film discusses hardness testing methods in engineering, specifically focusing on the Brunell and Rockwell hardness tests. It explains how hardness is measured through indentation and penetration ...
WHITE SANDS MISSILE RANGE, N.M. (December 7, 2023) – The U.S. Army completed a live-fire engagement using the advanced, Lower Tier Air and Missile Defense Sensor, known as LTAMDS. This milestone is ...
Army Secretary Dan Driscoll is shown the newly arrived Lower Tier Air and Missile Defense Sensor, or LTAMDS, seen in the background during a rainstorm on Guam on July 27, 2025. (SFC Nicole Mejia/U.S.
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