Star Trek: Nine ways our science is close to its science-fiction

OK, so Scotty can't beam us up. But, we do have communicators (cell phones), phasers (lasers), and voice recognition (Siri). Let's look at what we already have and what we might have within our lifetimes.
Read more: http://www.zdnet.com/pictures/star-trek-nine-ways-our-science-is-close-to-its-science-fiction/?source=Snapzu