Pretty amazing demo of 3D sound on your headphones
Historical article · Originally published May 3, 2007; technical details may be outdated.
If haven't heard this yet, you just have to! A friend sent this one to me.
Put on your headphones (it's designed especially for that), and listen to true 3D sound as you take your virtual haircut!
Here's another holophonic demo of matches around your head.(what's holophonic?)