When you buy something online, track your package along every step of its journey to make sure it gets to your front door. No other shipper moves as many packages in the US as the US Postal Service.

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MEMPHIS, Tenn. -- FedEx, the world's largest package delivery service, lets customers send just about anything to 220 countries around the globe. But satellites? The company's not yet shipping giant ...

Labels can answer questions like, why did this package take so long to arrive? Which delivery company threw my package and broke what's inside? Or what's the rough carbon footprint of my ...

Scott Ruffin photographs the label of every package that comes into his house in Seattle. "There are all kinds of things I can find out," he said. Ruffin's not your ordinary e-commerce customer. He ...