With Americans recycling more and more every day, many municipalities have begun using advanced, multimillion-dollar machines to sort through the deluge of soup cans, beer bottles and newspapers.

Worcester requires people put their trash in the yellow trash bags that the vending machine and other local retailers sell. If people don’t use the bags, garbage collection workers won’t pick up their ...

CNET's Martin LaMonica follows recycling waste on the next step of its life: a high-tech, single-stream recycling center where machines do the bulk of the heavy lifting. Martin LaMonica is a senior ...