There is now a Section for Archaeology on the official Cataclysm website. Check out the link below for more info!

Hunting the unknown, discovering the lost, knowing the forgotten… Archaeology  is a new secondary profession introduced in Cataclysm that can be trained along with Cooking, First Aid, and Fishing. Learn more about the brand new Archaeology secondary profession on our official Cataclysm site!

http://www.worldofwarcraft.com/cataclysm/features/archaeology.html