Are Teenagers Replacing Drugs With Smartphones? The use of smartphones and tablets has exploded over the same period that drug use has declined among American teens. Researchers say the correlation is worth exploring. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:The Salty Pink Pools of the YucatánWhen is NASA going to Mars? Will humans build a base on the red planet?‘BIOLOGICAL ANNIHILATION’ as scientists warn sixth mass extinction is underwayTobacco Gets More Screen Time in Blockbuster Movies, Study ShowsUS military to spend £50M on digital BRAIN IMPLANTS to create SUPER SOLDIERSEndangered Rhinos Flee From Indian Floods Into Poachers’ Hands