There are many different places that you could find information about fingerprints and forensic science.  The FBI is the agency that works with forensic science the most.  Click here to go to http://www.fbi.gov the official FBI web site.  There you can go find information on fingerprints, hair & fibers, DNA testing, etc.  You can also go see the requirements to become and FBI employee.  The police also have to do with forensics also. In fact, any type of agency/job that has do to with law enforcement has to do with forensics.  You can also check out some books on forensic science at your local library.

Web site FBI kids page
http://www.fbi.gov/kids/finger/fingerpt.htm

Books referred to for this project:
Lampton, Christopher. DNA Finger-Printing. New York: Franklin Watts, c1991.

Oxlade, Chris. Crime Detection. Crystal Lake, Illinois: Rigby, c1997.

Silverstein, Herma. Threads of Evidence. New York: Henry Holt, c1996.