Formatting a hard drive along with the install of a new OS is the best option. The vast majority of operating system installations provide a "format" option as part of the installation process.

OS X Yosemite is officially out and ready for the public. It’s the latest OS X version from Apple and it comes with a heap of new features, including an all new look and Handoff (which lets you go ...

Corrupt and new disks might not have a working Recovery partition, but there are still ways to access one and reinstall OS X, if needed. Topher, an avid Mac user for the past 15 years, has been a ...