The most common types are CD, DVD and Blu-ray. As removable media, optical discs superseded the earlier magnetic disk cartridges because they weigh less, have higher capacities and are not subject ...

CD-R - meaning CD-Recordable, the user can write data to the CD once or fill it over time using multi-session (writing to the same disc on separate occasions). CD-RW - meaning CD-ReWritable ...

New optical tech could slash archival costs by 10x or even more Optera Data’s discs could hit 10TB for just $1 - cheaper than ...

Scientists have proposed a new type of data storage device that harnesses ... However, scientists hypothesized that optical discs could hold more data within the same area by using a technique ...

The four types of media concerned are BD-RE ... In addition to Blu-ray, which is the optical disc that can store the most data, the production of recordable CDs and DVDs – currently a niche ...