Amazon’s biggest and priciest Kindle just got updated, so we spent time figuring out what’s new and for whom it’s best.

The expensive tech gets all the attention — thousand-dollar phones and $500 tablets. But the supporting players, the cables and batteries and chargers that make those devices work properly, are just ...

Amazon has just released the second iteration of its Kindle Scribe, an e-reader that comes with a stylus you can use to take ...