Atheism

BBC: Atheism - An introduction on the history, rituals, and different types of atheism.
http://www.bbc.co.uk/religion/religions/atheism/

Dave's Things To Think About - Provides a collection of essays about contemporary theological issues from a sceptical perspective.
http://users.rcn.com/davestul/things.html

Wasteland of Wonders: Atheism - Articles about atheism, humanism, and skepticism.
http://www.abarnett.demon.co.uk/atheism/

Famous Dead Nontheists - A listing of famous atheists, each with a brief biography.
http://www.jmarkgilbert.com/atheists.html

Atheism and Agnosticism - Looks at the similarities and differences between atheism and agnosticism.
http://plato.stanford.edu/entries/atheism-agnosticism/

Atheism - Provides proofs that atheism is invalid. Also has tips on how Christians and atheists should communicate.
http://www.carm.org/atheism.htm

Are God and Ethics Inseparable or Incompatible? - An article discussing the moral argument for God and the counterargument for atheism.
http://hem.passagen.se/nicb/god_ethics.htm

Ethical Atheist - Group resisting the influence of religion while promoting a scientific and nonreligious worldview.
http://www.ethicalatheist.com/

The Secular Web - Contains many articles about atheism. Plus a blog and discussion forum.
http://www.infidels.org/

The Closet Atheist - Opinion pieces, statistics, reader letters and essays about atheism.
http://www.geocities.com/closetatheist/

Morality Without God - An essay which discusses whether morality is evidence of God.
http://www.spectacle.org/1095/moral.html

Wikipedia: Atheism - Online encyclopedia details the history of atheism, the different types, and how it relates to the religions of the World.
http://en.wikipedia.org/wiki/Atheism