A recent study published in Aerospace combined the projectile breakdown theory and projectile impact model to analyze helicopter fuselage projectile damage. The efficacy of the proposed analysis ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Matching projectiles with their ...

DuPont fibers have been used for more than 25 years as the main component in bulletproof vests. To further understand the factors that govern the performance of bulletproof vests, we recently ...

(Nanowerk News) University of Wisconsin–Madison engineers have created a nanofiber material that outperforms its widely used counterparts — including steel plates and Kevlar fabric — in protecting ...

Measuring how materials respond to different deformation speeds is imperfect, leaving gaps and uncertainties across strain rates. A single, self-consistent method to measure hardness across 11 orders ...