Science News Archive - May 13, 2006

Fifty feet down in the cold waters of Smitty's Cove, a concrete paradise is being built for some of Alaska's most unusual creatures. It took less than 24 hours before some of them started checking out the new real estate - the state's first artificial reef.

Construction on China's Three Gorges Dam is set to finish next week but its critics warn the lessons about the environmental consequences of the world's largest hydropower project have yet to be learned.