IBM is claiming some profound improvements for macOS versus Windows in business operating environments, but it's not clear the gains are coming from the OS difference itself.

Lenovo is launching a new Windows laptop hybrid that lets you remove the display and use it as full Android tablet.

In what could be construed as one bizarre combination, IBM is planning to slap together its zEnterprise mainframe with Windows applications. These systems---available Dec. 16---are notable on a ...