Add Yahoo as a preferred source to see more of our stories on Google. Workers operate a parallel induction linear sorter in the U.S. Postal Service’s processing and distribution center in Dulles, ...

KALAMAZOO, Mich. — The United States Postal Service (USPS) is ramping up its efficiency in Kalamazoo with the installation of a new sorting machine capable of processing up to 5,000 packages per hour.

As a young postal carrier in Babylon in the 1980s, Annette D’Amato said she loved the camaraderie of sorting mail with co-workers. But, she could’ve done without the drudgery of it — and the ...