Full Show: They are too small to be seen with the naked eye, are found everywhere, and can make you really sick. Viruses are globs of chemicals that live off other organisms. How do they infect their hosts? Why do they make you sick? Find out with this month's guest scientists Dr. Christine Hahn, Idaho state epidemiologist; and Dr. Jacob Hornby from Lewis and Clark State College.
Hi-bandwidth (Play here) Hi-bandwidth (Download)
Lo-bandwidth (Play here) Lo-bandwidth (Download)
Ultra Hi-bandwidth(Click to play; right-click to download)
Video iPod format(Click to play; right-click to download)
Audio-only MP3(Click to play; right-click to download)
Web Extra: Watch our web-only show about viruses. Doctors Christine Hahn and Jacob Hornby answer more questions about why these tiny globs of chemicals can make you sick.
Hi-bandwidth (Play here) Hi-bandwidth (Download)
Lo-bandwidth (Play here) Lo-bandwidth (Download)
Ultra Hi-bandwidth(Click to play; right-click to download)