LOS ANGELES -- Amazon.com Inc. and the nation's bricks-and-mortar retailers are in combat again, this time over the online giant's price-comparison tool that enables shoppers to quickly check out ...

Black Friday’s an exciting time of the year for the gadget hound, but let’s face facts: so many of those big box discounts are purely illusory, and you can already get an equivalent or better price ...

The original version of this story dealt, in part, with Amazon’s Price Check mobile app, and claimed that the app allowed discounts on books, which it does not. References to the app have been removed ...