1. Go to Analysis > Information Library. 
  2. Click Add an ad-hoc query.
  3. Select the source view of constituents and click Ok.
  4. In the middle pane, click Date added and move to Include Records Where.  Set the criteria to equal to today.
  5. In the left pane Browse for Fields In, click Email Addresses. 
  6. In the middle pane, click email address and move to Results Fields to Display.
  7. Go to the Set Save Options tab.  Name your query and click Save and close.