Queena Kim

Despite booming sales of popular products like the iPhone 5, Apple stock is falling. And some question the company's future as an innovator.

More than 120 million Americans watch videos on YouTube every month, and yet the streaming video site is struggling to monetize that audience. YouTube videos are short -- and, often, one-hit wonders.

Passengers can buy flight insurance to cover canceled trips. But when planes can't fly, airlines have no such protection.

The end of a long-running battle between the rapper's producers and Universal Music could mean a payoff for lots of artists.

IBM scientists are working on an alternative to silicon that mean lighter, faster, cheaper chips.

The software giant is betting big on Windows 8, but many businesses could hold back.

Faster, lighter and with a bigger screen that the competition, but can it compete?

More people than ever can go online from their phones and tablets, but advertising hasn't caught up.

Women spend a lot of money on bras, but is it better to find the best bra through a personal shopper or a website's algorithm?

The popular review site will now post online alerts outing businesses suspected of soliciting paid recommendations.