Everyone knows optical disc formats like CD and DVD, but history is littered with other attempts to make shiny round discs that hold some sort of recording. With very mixed results! I like to poke ...

A DVD formatted for the NTSC market. Prior to digital television, NTSC and PAL were the two major analog TV formats, each with different frame rates and lines of resolution. When DVDs were ...

The classic case of the problems associated with two distinct electronic formats competing for the same purpose. It was often cited when discussing Blu-ray and HD DVD; two competing high ...

TOKYO—Toshiba Corporation today reconfirmed the flexibility and expandability of the HD DVD format with the announcement of a 30GB dual-layer HD DVD-R (recordable) disc that extends the capacity ...