We believe consciousness to be approachable via the scientific method.
The American Heritage Dictionaries has this definition for supernatural[1]:

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su·per·nat·u·ral

adj:

1. Of or relating to existence outside the natural world.
2. Attributed to a power that seems to violate or go beyond natural forces.
3. Of or relating to a deity.
4. Of or relating to the immediate exercise of divine power; miraculous.
5. Of or relating to the miraculous.

n:

1. That which is supernatural.

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We exclude all supernatural concepts and entities, such as spirits or souls that survive death, from our discussions of the hard problem.
[2] "supernatural." The American Heritage® Dictionary of the English Language, Fourth Edition. Houghton Mifflin Company, 2004. Answers.com 20 Nov. 2007