"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require ...

Opinions expressed by Entrepreneur contributors are their own. Many entrepreneurs immediately concentrate on the issues at hand, which makes it more difficult to come up with solutions because you’re ...

I'm looking to get back into motorcycling, and that means digging out my Shoei RF-1200 helmet from the top shelf of my closet. It's a great helmet, comfortable and protective in equal measure, but it ...

In order to get tools and materials out of Earth's orbit and to space, NASA has to spend around $54,000 for about 2.2 pounds of material (via ScienceDaily). Because of this, scientists are always ...

3D printing was first introduced in 1984 by Charles W. Hull. The inventor developed computer-aided software that designs and creates three-dimensional objects. After more than 30 years, 3D printing ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I am continuing my ongoing coverage of ...