The office-supply chain will close dozens of stores in the U.S. and Europe and increase its selling online and through mobile apps.

With Amazon beginning to charge sales tax in some states, analysts think it may convince some consumers to buy big-ticket items in traditional brick-and-mortar stores.

Why the retail giant doesn’t mind not making money on Kindle Fire tablets.

Networks and cable companies might not like the content boom but it may be too late to stop.