High Redshift Supernova Search and  High-z Supernova Search
      (the 2 research groups that discovered the accelerating universe)

 Ned Wright's Cosmology Tutorial

 Cambridge (UK) Cosmology

 Introduction to Cosmology Web Site

 The Cosmological Constant

 Cosmology: A Research Briefing

Big Bang Cosmology Primer

The Physics of Microwave Background Anisotropies (Wayne Hu's HomePage)

 Max's Cosmic Cinema  (choose your universe and see the cmb anisotropies)