Biggest garbage dump: Oceans or Space?

People are good at spreading trash around the globe, and even our vast oceans are starting to fill up with (mostly plastic) refuse. Witness the North Pacific subtropical gyre, a floating trashcan the size of Texas. But outer space is closing the gap, according to a recent article in the German newspaper Frankfurter… » 4/21/08 1:40pm 4/21/08 1:40pm