UFOs: Do they exist?

Many people wonder if aliens and UFOs really exist in outer space. Right now, my son is doing a research project on the topic. I would really appreciate it if you could take his survey on the topic at:

- http://www.surveygizmo.com/s3/319896/ufo

Your help is greatly appreciated.

Randall

P.S. You can find a humorous listening activity on my site on aliens at: http://www.esl-lab.com/story1/story1.htm.