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

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: Français | Español…

Sometimes things don’t work as you expect them to, including periods. Learn more about what causes some girls to have irregular or painful periods.

What might look like a lifeless world is actually filled with life and history. You just need to know where to look. Take a tour with two park rangers to get the inside story of South Mountain Park.

Everything that is alive is made of cells, but there are really only two main types of cells. Learn how these cell types became different and why they are so important to life.Also in: Español |

Listen in as young women scientists, CG Schultz and Jessica Mathews, talk about their work and interview ASU ecologist Kiona Ogle. Pauline Davies hosts the show as Dr. Biology is still exploring the Panama rainforest to bring back fun and exciting stories. We hope he is not lost.

Dead men tell no tales, but their bones can. It just takes a particular kind of scientist to read the clues that tell the story. Dr. Biology sits down with guest Tony Falsetti, a forensic anthropologist who knows his way around a skeleton. They talk about the…

If aliens were to contact us, what would you say? How would you say it? These are just a few of the questions that Dr. Biology talks about with guest Lucy Hawking. The two have fun with these ideas and more as part of the…

Feeling stressed out? Wonder what stress is or how to best to deal with stress? Then you might like to listen in as Dr. Biology talks with Miles Orchinik, Associate Professor in the School of Life Sciences at Arizona State University, about his work on stress.
Preserving plant specimens

Create Your Own Herbarium

Have you ever seen an interesting plant that you wanted to keep? The best way to preserve a plant specimen is to press it and dry it. Here are the simple materials and steps you need to make…

Different tools that biologists use

Whats a biologist?

Read What's a Biologist? and then take this quiz to test your knowledge!

a phyton with some eggs on it

Phyton Parenting

Read Perfect Python Parenting and then take this quiz to test your knowledge!

A snake in an underground burrow.

Desert Survivor

Play Desert Survivor

In this story-based game, you are a young rattlesnake learning to survive in a harsh desert environment. You'll search…

Human skeleton game

Skeleton Viewer

Explore the Skeleton Viewer

To explore the bones of the human skeleton, check out our Skeleton Viewer. Take a look further inside of a bone…

Comparative physiology game

Frankenstein's Lab

Play Frankenstein's Lab

Dr. Frankenstein needs your help to learn about how the bodies of different animals work! Build your own creature from 3…

Learn about the peppered moth

Picking off the Peppered Moth

Play the Peppered Moths Game

Get your beaks ready, it's moth-hunting time. In the Peppered Moths Game, you take on the role of the hunter and…