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Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.

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Lakes, ponds, streams, and rivers are all sources of freshwater. But there is a lot less freshwater on earth than you might think. Fall into freshwater with us to learn some new things about this near-saltless water biome.Also in: Español |…

Podcasting is new to both Ask A Biologist and an exciting new science program called Science Studio. The host of this new show, Peggy Coulombe, talks with Dr. Biology about what it has been like to start podcasting.

Have you ever noticed that most people do not drink alcohol while pregnant? Let’s learn about why doing that is so important.
Could a virus that is deadly in rabbits be used to treat cancer in people? That is exactly what Arizona State University researcher Grant McFadden is trying to figure out.

Even though we live in a modern world how we act and what we do many times is controlled by our Stone Age brain. This impacts our diet, friendships, love and more. Dr. Biology sits down with authors Doug Kenrick and David Lundberg-Kenrick to get the inside story…

Do you need to run five miles every day to get in shape and be healthy? Dr. Biology has a chance to sit down after a workout session to talk about exercise and kids with metabolic biologist Gabriel Shaibi. What he and a group of researchers found might surprise you.

Dr. Biology along with a group of curious high school students learn why Detective Flora Delaterre is investigating plants and how they can be the perfect medicine for what makes you sick.

Part of what makes science fun and challenging is solving puzzles and investigating mysteries. For this episode, Dr. Biology sits down with ecologist Charles Brown and the two talk about his 40-year journey of discovery and rediscovery. This is a curious story that involves an…

A table with three cups surrounded by plants and flies.

Fly Trapping Trials

Ever notice tiny flies buzzing around your houseplants? In this experiment, you’ll test different liquid traps to see which one catches the most fungus gnats. Will vinegar, lemon juice, or something…
Four mini-illustrations of a water bottle, the sun, a child, and sun protective wear (hat, glasses, and light t-shirt)

Beat the Heat

Play Beat the HeatStaying safe in the heat is more than just a game, it can be a life saver. Luckily, you can see if you have what it takes to stay cool in…

Plankton Zoom Gallery (Plankton up-close)

Plankton comes in many shapes and sizes. These are just a few of the thousands of examples.

Feather Zoom Gallery (Feathers up-close)

There is nothing like seeing a feather up close.

Pollen Gallery (Pollen up-close)

Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.

Tiger Beetle Zoom Gallery (Up-close with tiger beetles)

Some of the fastest animals on Earth are below. That’s right, if these tiny insects were as large as a horse they would be running 200 miles an hour.

Plants we use for medicine

Nature's Medicine

Medicinal plants come in all shapes and sizes. Probably some of the weeds growing in your yard, fields, or even cracks in your sidewalk are medicinal. Who knew there was a different kind of…

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Time traveling seeds

Time Traveling Plants

Every year billions of babies are dried and buried, not to be unburied for weeks, months, years or even decades. Don't worry, these are not babies like your little brother or sister, these are…

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Ants carrying puzzle pieces

Collecting Ants

There are several different ways to get ants for an ant farm, depending on when you would like to start the farm and how long you would like for your ant farm to last.

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Ants in nest

Ant Farm

Farming ants might sound like a crazy thing to do unless you might like to eat chocolate covered ants. It turns out we can learn a lot from ants and the best way is to build your own ant farm.…

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