Storing ginger?

I have no idea how to store fresh ginger. I could look it up, I suppose, but instead, I ask my friends.

In the fridge? On the counter? In a cool dark place? In plastic? Not in plastic? Help a girl out.

This cold's not going away, and I'm getting tired of babying it. :-(

PSA

The Ginny is not currently auditioning for the part of Romantic Lead.