JP Mangalindan

Amazon Web Services serves more than 1 million companies, but growing competition is starting to stifle growth.

Can this payments service catch on beyond its super-connected niche?

Osama Bedier is trying to shake up how people pay in stores with a new souped-up rival to the credit card readers sitting next to most cash registers.

Big spending and lower-than-expected forecast for the holiday season put a cloud over the e-commerce giant's shares.

Braintree founder Bryan Johnson has created a fund for start-ups focused on a sci-fi future.

Silicon Valley executives worry the fallout of surveillance revelations could be severe.