BioWare teased a bit of the new Mass Effect title that is currently in development.

Get an unprecedented look at two new games in development at BioWare. In the next Mass Effect, you will travel to a new region of space, explore new worlds, and discover new characters. At the same time, BioWare is creating a whole new game, built in an entirely new fictional world that is constantly changing.

It's not much, but it's at least something new.