Do strict underage drinking laws really have a positive impact on society? A recent study finds that strictly enforcing possession of alcohol under the legal age or PULA (also known as PAULA) laws on teenagers reduces the ...

Other Sciences - Social Sciences

Feb 23, 2012 not rated yet 1

(PhysOrg.com) -- AquaLux 3D, a new projection technology developed at Carnegie Mellon University's Robotics Institute, can target light onto and between individual water droplets, enabling text, video and ...

Technology - Engineering

Jul 06, 2010 3.3 / 5 (12) 4 |