Sure, Google Glass acts mostly as a wearable display screen, but it also works as a video and audio recorder. Harvard Law professor Jonathan Zittrain explains Google's privacy problem when it comes to the high-tech spectacles.

We know Google plans to make its high tech spectacles called Google Glass available this year. The price tag: about $1,500 a pair. But are these lens-less frames really a technological revolution?

Chinese hackers infiltrated The New York Times for months, and the technique they used was something not so advanced — email. Google’s “Project Glass” promises to put the functionality of a smart phone on your face. But is that what people want? And, the first down line you see on TV football games could be coming to a real-world Super Bowl, but not yet.

Molly Wood of CNET gives her tech predictions for 2013, and Professor Andrew Schwartz describes research that helped a paraplegic woman control a robot arm with a brain implant.

The device lets you take pictures or video, shows you information like from a smartphone — but on glasses. Some may think it's disconcerting. Also, Apple blocks a Samsung tablet from being sold.