PRETORIA — More than 15 years ago, Nic van Zyl started developing an "Intelligent Firearm" that would operate only if it identified its user as legitimate. Now, science and technology has caught up with his dream, and he hopes to see it become a reality by the end of the year, incorporating biometrics and cameras into the finished version. The idea to create a smart gun to combat firearm misuse was inspired by the high crime rates in van Zyl's home country, South... (GunPolicy.org)