The Food Network star talks about his live show, gives a list of important kitchen innovations and talks about blending up cockroaches.

"Smart homes" that can be unlocked by smart phones are around the corner, but so are hacks that will unlock the front door.

A Danish company called Create it Real says it has software to help prevent people from creating gun components on their 3D printers.

Industrial 3D printer maker Stratasys just bought a hot name in the 3D printing consumer market: MakerBot.

The world's first gun made almost entirely on a 3D printer has been fired in the United States. Cody Wilson, a Texas law student, has been working on the project for over a year.

Has 3D printing finally gone mainstream? Staples says it will start carrying the Cube 3D printer made by 3D Systems.

As the digital age progresses, is the Digital Millennium Copyright Act moving with it? Harvard Law Professor Jonathan Zittrain explains the law and its upcoming tests.

Even with a federal license, Cody Wilson, the law school student who wants to use 3D printing to manufacture firearms, remains wary the government will shut him down.

Just as we were all starting to get used to the idea of 3D printing, here comes the 3Doodler — a pen that lets you draw with plastic.

3D printing has been used in industry for years. But now the process, which entails building objects layer by layer with plastic filament, is becoming affordable for individuals. And that has spawned businesses.