With the arrival of the touch-friendly Windows 8 operating system, PC-makers are experimenting like never before when it comes to notebook design. Tablets with docks, screens that slide up to reveal k...

Ultrabooks are the lean and mean super-athletes of the notebook world. According to Intel's definition, these MacBook Air alternatives must be less than an inch thick, boot in less than 60 seconds and resume from sleep in less than five seconds.

The buzzword in laptops for 2012 is Ultrabooks. Why? They have a lot of appeal for shoppers who are looking for a machine that's thin, light and responsive.

Now that Acer, ASUS, Lenovo, and Toshiba have released Ultrabooks (and HP is hot on their heels), which one comes closest to the Intel ideal of a machine that weighs less than 3 pounds, measures less ...