This Box Turns Any 3D Printer Into A Multi-Color, Multi-Material Marvel

3-D printers are great, as long as all you want to do is print Action Man out of one material, in one color. Multi-color machines exist, but they’re a far cry from the cheap, simple desktop manufacturing revolution we’ve been promised. I just got a peek at a nondescript box that could change all that. »4/21/15 9:30pm4/21/15 9:30pm

Digital Photos Act as Unique Fingerprints in Finding Criminals with Digital Cameras

Forensic specialists can now pinpoint the exact make and model of a camera simply by analyzing the pixels in digital photos. This technique would be useful in the future for tracking down criminals, such as kidnappers who've leaked photos of their hostages to the media. Read on to find out how it works.When a digital… »11/18/08 9:33pm11/18/08 9:33pm