The Immune Response: A Cellular War
STEM Explained
An inflammatory response is your body’s attempt to fight invaders. Learn how your body springs into action when attacked!
Introduction to Viruses
Backgrounders
Learn about the basics of viruses.
Greta Bauer
Professor, Epidemiology and Biostatistics
Jillian Croke
Pharmacist/Pharmacy Manager
Celiac Disease: When You Really Need to Stay Gluten-Free
STEM Explained
Celiac disease is an autoimmune disorder. Gluten triggers an immune system response, seriously affecting nutrition.
How can chemistry help you take care of your teeth?
STEM Explained
What are your teeth made up of? What chemistry is at work in your mouth? Why do some people get cavities even if they brush regularly?
Why Do People Get Hangovers?
STEM Explained
Why does drinking too much alcohol make people feel so bad? Read about four theories.
The Immune Response
STEM Explained
When you cut your finger, your immune system kicks in to protect you from pathogens.
The Surprising Reason You Feel Awful When You're Sick
STEM Explained
Viruses can make you feel awful! This article explains how feeling bad might be your immune system’s way of helping you heal.
Measles and Measles Prevention
STEM Explained
Learn about the measles virus, its impact and vaccination for prevention of the disease.
My Stem Cell Donation Story
STEM Explained
In April 2016, Let’s Talk Science volunteer Daniel Tarade donated stem cells to help a person who needed a stem cell transplant to survive. Learn what stem cells are, how and why people donate, and what Daniel’s experience was like.
Phages vs. Antibiotics
STEM Explained
Many doctors prescribe antibiotics to cure infections. But should they be prescribing viruses instead?
Is Vaping Safer Than Smoking?
STEM Explained
Learn how e-cigarettes and other vaping products work, and why scientists and health professionals have concerns about their safety.
How does snot work?
Hands-on Activities
Make some fake snot and explore the function of mucus in this fun activity.
How Snake Venom Kills… and Saves Lives
STEM Explained
Snake venom can be dangerous for your circulatory system, nervous system or muscular system. But it can also be very useful in medicine.