In Pictures: She's gonna blow! 10 Star Trek techno...
Star Trek tech No. 3: Phasers
For decades the military has been trying to develop a weapon that harnesses high-energy light to vaporize foes (and/or angry reptilian bipeds). Like the Personnel Halting and Stimulation Response (PHASR) rifle or the Phased Hyper-Acceleration for Shock, EMP, and Radiation (PHASER) ball lightning cannon, as well as a number of others with less cool acronyms. The reason we don't we have one yet: Devices that can deliver enough firepower still require a battery the size of a shuttle craft and put out enough heat to burn a hole in your hand. It's hard to be an intergalactic hero while wearing an oven mitt.
In Pictures: She's gonna blow! 10 Star Trek technologies that are almost here