What philosophical evidence is there against believing in non-physical entities?

[Pat Mustard]

It is literally as simple as doing a google search.  You are online, correct?

http://www.pewforum.org/religious-landscape-study/


The RLS surveys more than 35,000 Americans from all 50 states about their religious affiliations, beliefs and practices, and social and political views.
User guide | Report about demographics | Report about beliefs and attitudes
Religions
Explore religious groups in the U.S. by tradition, family and denomination

• Christian 70.6%
  
• ► Expand Evangelical Protestant 25.4%  
  
• ► Expand Mainline Protestant 14.7%  
  
• ► Expand Historically Black Protestant 6.5%  
  
• Catholic 20.8%  
  
• ► Expand Mormon 1.6%  
  
• ► Expand Orthodox Christian 0.5%  
  
• Jehovah's Witness 0.8%  
  
• ► Expand Other Christian 0.4%  
  

• Non-Christian Faiths 5.9%
  
• Jewish 1.9%  
  
• Muslim 0.9%  
  
• Buddhist 0.7%  
  
• Hindu 0.7%  
  
• Other World Religions 0.3%  
  
• ► Expand Other Faiths 1.5%  
  
• Unaffiliated (religious "nones") 22.8%  
  
• Atheist 3.1%  
  
• Agnostic 4.0%  
  
• ► Expand Nothing in particular 15.8%  
  
• Don't know
  

Voltaire claimed that religion would be dead hundreds of year ago, but still the vast majority of people profess belief in organized religion.

Well done. In order to show how christianity has grown, you've posted a poll which sows christianity has shrunk in the US. Keep this up and you may manage an NG in your finals.