Recently folks from the University of California, Riverside announced that they had made progress in creating an ultraviolet solid state laser. Current Blu-ray lasers emit light in the blue part of ...

TOKYO — A dual-layer rewritable optical-disk technology has been developed by Matsushita Electric Industrial Co. Ltd., one of the main technology leaders in digital video disks. Using a set of violet ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Even in a digital-first world, optical disks like DVDs and Blu ...

Optical drives let your computer read and interact with discs like CDs, DVDs, and Blu-rays. While nearly every computer had them a few years ago, they're rare to see on new computers now. If you need ...

We could soon store 700 Terabytes on a 12-centimeter optical disk which would be equal to storing 28,000 Blu-ray disks. A separate advance with in data encoding could triple storage to 2.1 Petabytes ...