NBC is starting to put a lot of extras that you'll find from the Heroes Season 1 DVD onto the Web specifically YouTube.
Here's the latest one, a minute and a half scene that was deleted from Chapter 11, the episode "Fallout." In it, Mohinder goes to Isaac's loft, but finds Simone there instead. The two have a conversation. It's nothing too special, but it is new...
There are over 50 deleted scenes like this one on the Heroes DVD that will be available on August 28.