Theories about invisible particles causing disease go back almost 2,000 years, but it wasn't until the late 1600's that scientists finally saw microorganisms.
Is another H1N1/Swine Flu scare going to happen again?
Have you ever gotten a virus and wondered how your body was fighting it off?
How do antibodies work to fight off diseases like AIDS?
You've heard a lot of talk about herpes simplex... now it's time to get the facts.
Have you ever gotten a vaccine and wondered what it did for your body?
What is the impact of humans domesticating plants for over 10,000 years? Do plants and other organisms change for better or worse? Tune in to find out.
If you're a germaphobe this may ruin your vacation plans. Find out what kind of germs are living in your hotel room.
Does your mood effect your physical ability to fight the common cold? Find out on this Moment of Science.
Learn about the drugs put into contact lenses on this Moment of Science.