You can delete a Research Folder at any time from your Research Folders navigation pane.
To delete a Research Folder:
Click the Research Folders link in the Quick Bar.
A list of your Research Folders display on the left pane.
Click on the Folder Options drop-down menu on the right of the folder you want to delete, and select Delete. The system displays a Delete Folder dialogue box asking if you are sure you want to delete the folder and all its contents.
Click Yes to delete the folder and all of its contents or No to cancel the request.
After you click Yes, the system deletes the folder and it no longer appears in the Research Folders listing located on the left pane.