In addition, the new GIGA one SONIC's LCD screen clearly displays the amount of hard drive disc space available as well as the status of every download.

ENGADGET: Jobo unveils two new GIGA photo storage devices

Optical disc drives take up precious space in our ever-shrinking gadgets, and the ability to stream music or movies on demand has made CDs and DVDs less essential.

CNN: Why disc drives are an endangered species

Determined to achieve the very best home entertainment presentation, the April AVATAR Blu-ray and DVD release features the film and corresponding menu, utilizing the disc's entire storage space in order to provide the highest quality optimal picture and sound.

ENGADGET: Avatar disc opens up online-only extras until ultimate edition arrives in November, 3D next year

For the first time, scientists working at the Hubble Space Telescope were able to directly observe a quasar accretion disc.

FORBES: Hubble Telescope Observes Matter Falling Into Black Hole

Mini-Disc is that most consumers would rather keep moderate collections in a small space than swap media every time they need to make a choice.

ENGADGET: Switched On: The Game Boy Micro pulls off the screen play

You may not notice the glossy facade at first, however, as the biggest hardware change in the new PS3 is where you insert disc-based media: a top-loading slider gets moved to the left, revealing a space for your brand new copy of Uncharted 3: Drake's Deception Game of the Year Edition (bundled with the 250GB console).

ENGADGET: PlayStation 3 Slim review (late 2012): is the third time a charm?