Photography For Beginners | Types of Photography, Digital Camera Basics & More

Canon or Nikon digital SLR?
I'm completely torn between the Canon EOS Rebel T1i SLR and Nikon D5000. I'm in macro, conceptual, and nature photography. And I can not choose between either the camera. The Nikon is about $ 20 cheaper, but the Canon has had more comments and it is apparently more popular. But [...]