The Seven Warning Signs of Bogus Science by Bob Park

Pseudoscience from Skeptic's Dictionary

The Placebo Effect from Skeptic's Dictionary

Intelligent Design, overview from Wikipedia

Snake Oil Science review by Robert Todd Carroll of Skeptic's Dictionary

Voodoo Science review by Matt Nesbitt at CSICOP

Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP) | The Skeptical Inquirer

Bad Science from the Guardian.

The Scientific Activist

National Center for Complementary and Alternative Medicine

What the Bleep.........?

Ingredients of Vitamin O

Chemtrails, a huge Pentagon conspiracy? More.

Homeopathy

Infinite Energy | Hydrinos | Blacklight Power, Inc. | More Infinite Energy

The Annals of Improbable Research (not really pseudosci but fun nevertheless)