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Do you have DVDs that rot and won't play, particularly those from Warner Bros Home Entertainment? You might be eligible for a replacement.

The good news is that the optical, laser side of the equation is already well understood ... If these obstacles can be overcome, the crystal could be fabricated as a disc, he added, and be read by ...

DVDs released between 2006 and 2008 have become unplayable due to laser rot. The company has ... However, users have long understood that optical discs are not foolproof. Various factors ...

This study presents a light-driven microrobot for precise nanoparticle manipulation, utilizing plasmonic nanomotors to ...

New optical tech could slash archival costs by 10x or even more Optera Data’s discs could hit 10TB for ... within the recording medium, using laser energy to create "spectral holes" where ...

Glaucoma is an eye condition that damages the optic nerve, leading to irreversible vision loss. Glaucoma affects ...

The Alphabet “moonshot” project is launching a new chip to deliver high-speed internet with light instead of radio waves.

The Epson EpiqVision Mini EF22 ($999.99) is a definitive improvement in most ways on the Mini EF12 that it replaces, offering ...

One way to look at the Hisense C2 Ultra is as the equivalent to the Hisense PX3-PRO—one of our top picks for a 4K ultra short ...

The Anker Nebula Cosmos 4K SE (not to be confused with the older Cosmos Laser 4K) looks more like a tall car battery with a ...

Recent advances in the design of a robust optical architecture ... storage capacity in a 130-mm-diameter disk, for data recorded with blue (407 nm) laser light. So-called polytopic multiplexing ...