CEO Tim Cook also says Apple now has 453 retail stores after adding six in China over the last six weeks.
An exploding star directly behind a cluster of enormous galaxies has been split into four images by the light-bending properties of the cluster's gravity.
HP snagged 20.1 percent of the notebook market worldwide in 2014, according to research firm TrendForce, but Lenovo is catching up fast.
Most of Apple's record revenue came from its smartphone business, but it's tricky for any company to rely so much on one product.
The company's revenue surged past Wall Street expectations. Now the countdown begins for the Apple Watch, shipping in April.
App developers for Windows Phone, Surface and other Microsoft devices can now turn to App Annie's widely used analytics tools, but can this help to fix the app gap?
China's e-commerce giant pulls in $9.3 billion on the world's biggest online shopping day -- a sign of Alibaba's sales clout.
The only catch? The phone is currently out of stock online, though Microsoft promises it will be available for Black Friday.
The flaw -- uncovered by IBM researchers in May and patched by Microsoft on Tuesday -- affected every version of Microsoft's desktop OS since Windows 95.