Atheism and Agnosticism
These two positions are traced back to Greek and Oriental philosophers predating Christ's birth. The two words are not synonymous. Atheism basically means no-god(s) while agnosticism reflects a skepticism and uncertainty of all things coined "supernatural."
It is possible to be religious and atheistic or agnostic. Buddhism is an atheistic religion. Some forms of satanism and the occult are atheistic. Several environmentalists consider themselves to be 'spiritual' but retain an atheistic worldview.
Without going into full blown holier than thou bible thumber scripture quoting frenzy. Saying things things like, "A fool says in his heart there is no god." (Psalm 14, 53) Oops! Sorry! That one slipped. Kidding! Anyways. I don't want to overwhelm you with scripture and so I want to point the reader to various other evidences beyond the Bible. Here goes...
Ex-Atheist.com
www.rationalchristianity.net
Atheism Article
Letter From An Atheist
www.answers.org/atheism
www.carm.org/atheism.htm
ChristianAnswers.net
--more to come--
One of many sincere Atheist websites:
www.geocities.com/paulntobin
-- Jeremy Brown 2003