Whether it's computers, cars, motorbikes or guns, 28-year-old Greg MacDonald — a self-confessed "tech nerd" — is always looking for the latest and greatest technology. A Newfoundlander and lover of fine machinery, MacDonald says the rigorous research and development that goes into modern military-grade firearms — known as "black rifles" within shooter circles — is a sort of poetry in motion. "When I see a firearm, I see engineering, mathematics and physics,"... (GunPolicy.org)