Unfortunately Skype doesn't have a built-in feature to record Skype video calls. But whether you would like to save a video chat with your girlfriend or your grandmother on the other side of the country, at some point you will want to record some of your video conversations.

The term 3D Printing is misleading, as it makes you think of 3D movies or 3D pictures in magazines. But a 3D printer does not print an image that appears to be 3D, it creates an actual physical object. For example, it doesn't create a 3D image of a cup, it creates an actual cup that you can use to drink your coffee.

These groundbreaking new visual aids were unveiled by Eric Tremblay from the Swiss Federal Institute of Technology at the American Association for the Advancement of Science annual meeting in California.

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