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Weather station in Iceland

Measuring and Forecasting Weather

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Learn about different weather instruments that meteorologists use to measure weather.

Water droplets on a leaf

Needs of Plants

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Plants have specific needs - light, air, water, nutrients, and space - to survive and reproduce.

Seeds of a pomegranate fruit

Plant Reproduction

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Learn about pollination and other forms of sexual reproduction in plants. And did you know that plants can also reproduce asexually?

Cartoon leaf holding an umbrella over baby plant

What is Acid Rain?

STEM Explained

Acid rain is any precipitation that has an unusually low pH. It can be rain, snow, fog, etc. But what is a low pH and why is this a problem?

Mitosis of kidney cells © Ian P Newton & Paul L Appleton [CC BY-SA 4.0], Wikimedia Commons

What is Mitosis?

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Mitosis is an important part of cell division that helps organisms grow and repair themselves.

dangerous tornado approaching wind turbine

What is a Tornado?

STEM Explained

Tornadoes are a common extreme weather phenomenon in Canada. How are they formed? How can you stay safe? And what is a storm chaser?

Adult and children looking through telescope

The Optics of Telescopes

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Learn about telescopes, how they work & why they're important to astronomers.

Hamilton Street Railway bus in downtown Hamilton, Ontario © Adam E. Moreira [CC BY-SA 3.0], Wikimedia Commons

Fueling Internal Combustion Engines

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Learn about the wide variety of fuels used in vehicles.

Bread and wheat with a warning sign

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.

Thundersnow near a cabin on a hillside

Thundersnow: winter thunderstorms

STEM Explained

When thunder and lightning occur but the main form of precipitation is snow, not rain, it’s called thundersnow.

A variety of lava lamps

Lava Lamps

STEM Explained

Lava lamps are very interesting to look at. But they are also interesting examples of buoyancy, heat transfer and solubility!

Water droplets on succulent leaves

How Do Plants Survive in the Desert?

STEM Explained

Plants need to exchange gases and water with their environment as part of photosynthesis. Some plant cells have evolved specifically for this purpose.

Rockfall on road

The Processes that Shape Landforms

STEM Explained

Canada has some amazing landforms. Learn how weathering, erosion and deposition shape landforms.

Hurricane Katrina as seen from space

Where Do Hurricanes Come From?

STEM Explained

Hurricanes are a kind of tropical cyclone. But where do they come from? And why do they cause so much damage? This article will answer all your storm-related questions!

Infographic creator icon

Infographic Creator

Teaching STEM

This strategy helps students communicate data and information through the creation of infographics.