What exactly is a blu-ray disc? I am considering buying a blu-ray disc movie, but

I am considering buying a blu-ray disc movie, but I'm not exactly sure what it is. What is it? Do you have to hold a special player for it?

Answers:

A disc that is within High Definition. You need a hi def tv and a blu streak disc player. The picture quality is 1080p. Its amazing. its the new storage medium for HD content.
yes, you require a special player, however the ps3 has a
blu-ray player built within.