FROM
Click link below picture
“Star Trek” may have predicted the iPad and the iPhone, but who would have thought scientists could actually build a working tractor beam?
New York University physicists David Ruffner and David Grier have proposed how a working tractor beam might be assembled, according to a written statement. (For those who aren’t fans of the science fiction franchise, a tractor beam is a device that uses energy to pull an object toward itself.)
.
.
.Click link below for article, video, and slideshow:
http://www.huffingtonpost.com/2012/10/26/tractor-beam-real-life_n_2018045.html?ref=topbar
.
______________________________________________________
