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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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Dr. Biology sits down to learn from two of the best science journalists in the world. Listen in as he gets some pointers from Pauline Davies and Robyn Williams.

Mosquitoes are more than just a bother - in many cases, they can be dangerous. Arm yourself against mosquitoes with knowledge of their life cycle, the diseases they carry, and how you can fight them. Also in: Español |

Plateau Pikas are one of the 30 species of pika worldwide. All 30 species of pika are similar in appearance. They look like round balls of fluff about 6 inches long with prominent round ears and a small tail hidden under their fur.

Nicholas Stephanopoulos works with tiny structures so small you can only see them by using powerful microscopes. Some might say he's a builder, but he actually gets the molecules to do the building themselves.
Have you looked at DNA? Really, you can see DNA if you follow along with biologist Melissa Wilson. This kitchen and classroom experiment is perfect for budding biologists.

Building Your Own Ant Farm (Part 2 of 2). Ask A Biologist video with Dr. Biology and Rebecca Clark on how to build an ant farm with recycled CD cases. Watch part one.

Honey bees use a waggle dance to communicate the location, distance and quality of a flower to other bee workers. But what does this dance actually look like?
It's time to jump into the topic of us, or what makes you, you. Dr. Biology connects with Irene Gallego Romero via Zoom to talk about nature versus nurture and some of the amazing things our genome does for us. If you are wondering what a genome is, no worries, they cover that in…

Ant Gallery (Get up-close to ants)

Now is the time to check out these amazing animals from the safety of your own computer.

Bone Zoom Gallery (Up-close Inside Bones)

Take a look at the microscopic world of bone in our virtual bone histology lab. Just pick a microscope slide from below and click on it to view under the virtual microscope.

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.

Plankton Zoom Gallery (Plankton up-close)

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

Nerve impulse thumbnail

A Nervous Journey

Let’s take a ride. It is going to be a fast one, so be prepared. Where are we going? We are going to start at your head and end up at your toes. It may not seem like a long trip, but it is…

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Girl inspecting ecosystems

I Spy an Ecosystem

We hear the word ecosystems in the news and at school but just what are ecosystems? It turns out there are lots of ecosystems. You might even learn you have some inside you! Also in:…

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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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Saguaro

Sonoran CSI

Little water, sweaty, hot summer days and frigid winter nights make the desert an uninviting place for most animals and plants. But hiding just below the surface, the desert is alive with…

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