On target: time sequence of a glass projectile striking a dust target. (Courtesy: Hiroaki Katsuragi and Jürgen Blum/Phys. Rev. Lett.) By dropping tiny projectiles into clumps of dust, physicists in ...

But don't worry, no space stones will be hurt during this research; NASA says it's merely reproducing natural processes. Michael Kanellos is editor at large at CNET News.com, where he covers hardware, ...

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 ...