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Strand F: Nutritional science

Dr. Paula Littlejohn headshot

Dr. Paula Littlejohn (she/her)

Postdoctoral Research Fellow

I research problems that affect peoples’ health, specifically in children.
Medical staff distributing COVID-19 vaccines

What’s Special About the New COVID-19 Vaccines?

Learn about viruses, vaccines and why the new COVID-19 vaccines are innovative.

Nutrition label on the side of a pop can

The Science Behind Calories and Nutrition Facts Labels

Find out how scientists figure out the information on food nutrition labels and why that information can help to keep you healthy.

Looking at a donut and a brain through a magnifying glass

How Sugar Affects the Brain

Consuming sugary foods and drinks activates your brain’s reward system - the same system that can cause addiction.

Bread and wheat with a warning sign

Celiac Disease: When You Really Need to Stay Gluten-Free

Celiac disease is an autoimmune disorder. Gluten triggers an immune system response, seriously affecting nutrition.

Arctic pack ice

Why Don't Fish Freeze in Cold Arctic Waters?

Ever wonder how fish survive in the cold waters of the Arctic and Antarctic? It’s partly because of a brilliant evolutionary adaptation.

Why do oil and water not mix?

Why do oil and water not mix?

What chemistry determines how oil and water behave when mixed? Explore the mixing of oil and water and the density of liquids in this activity.

What is the best way to clean up an oil spill?

What is the best way to clean up an oil spill?

Learn about the properties of materials and the challenges of cleaning up an oil spill in this activity.

Crispy fried crickets © phuketisland, iStockphoto

Should We Eat Bugs?

What's tasty, abundant and high in protein and vitamins? Bugs! Bugs feed about 2 billion people each day. They also hold promise for food security and sustainability.

Pavlova meringue with fruit

Meringue: The Science Behind a Wonderfully Fluffy Dessert

Learn about the biochemistry of cooking meringue.

How does detergent work?

How does detergent work?

Become a pro at washing dishes! Learn how the chemical structure of detergent makes it perfect for attracting grease and grime.

Dietitian Sorting Out Food Groups

Careers: Dietitian

5 images of some work that a dietitian might do such as educating patients about how food affects their health

Can we make butter?

Can we make butter?

Do you like butter? Find out how easy it is to make!

Zachary Emond | Cuisinier

Zachary Emond


Zachary Emond is a Chef at the Holiday Inn, St. John’s.