How to disable Cortana from the task bar in Windows 10 Preview

[Windows Central]

One of the prominent new features in the task bar in the Windows 10 Technical Preview is the Cortana search box to the right of the Start button. It's a really great tool to have close at hand, but, it does also use up quite a bit of real estate. So, it's understandable you might want to make it go away ? especially if you can't use Cortana right now.
Fortunately, that's really simple.

Full story from the WindowsCentral blog...