Swimming Pool Chemistry
Summer’s here and that means it’s time to head for that clear, cool, and refreshing pool! Did you know that children swallow at least 37 mL of pool water each day they swim for 45 minutes or more? Do...
View ArticleWhat’s the Difference Between Viruses and Bacteria?
Many people think that germs are what make us sick but scientifically speaking, germs are microbes that can be both harmful or helpful and come in four varieties – bacteria, viruses, fungi, and...
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How Many Bacteria Species Can Coexist on a Single Hand? (And do girls really...
Sounds like a riddle, but it’s not trivial. We’ll get back to that in a minute. First consider the scenario: The class arrives from physical education. Today’s activity was mat ball, a variation of...
View ArticleInfluenza: History, Science, Strains, Detection, and Protection
Every middle school student has heard of the flu. They may even have had it, or more likely, they have had some other virus described as the flu. Most students would consider the flu unpleasant, but...
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