In Pictures: She's gonna blow! 10 Star Trek techno...
Star Trek tech No. 4: Tractor beams
Woe unto the starship that gets caught in a tractor beam and is ignominiously dragged toward a squadron of Romulan warbirds. Can't happen, you say? Don't be so sure. Last year, scientists at Technion Israel Institute of Technology published a paper describing how you can employ light waves to pull or push objects through space, using negative radiation to create an optic vacuum within specially designed metamaterials. What does that mean, exactly? Sorry, you'll have to get Geordi La Forge to explain it to you.
In Pictures: She's gonna blow! 10 Star Trek technologies that are almost here