Read our stories
Listen and watch
Enjoy our activities
View zoom galleries
Solve puzzles
Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.
David Pearson is a research professor in Arizona State University's School of Life Sciences. A speaker of five languages and capable of getting into trouble in maybe three or four other languages, he's traveled the world studying tiger beetles and recently published the book, A Field Guide to…
Yes! You can do science at home and in your classroom. Biologist Melissa Wilson walks you through a fun experiment with proteins.
Robert Page's journey is as captivating as the creatures he studies. From his early fascination with entomology to his experiences in the Vietnam War and his parallel passion for photography, his journey is a rich tapestry of experiences. We chat about the contributions he…
For many organisms, reproduction is a huge part of life. But what, exactly, does reproduction mean? Well, it can mean so many different things, including breeding or not, caring for young (or not), or giving birth (or not)... read on to learn about the diversity of ways that organisms reproduce…
Looking into the past can be strange and exciting. To understand a past that goes back millions of years, we often depend on the stories told by fossils. Dr. Biology talks with anthropologist Donald Johanson about Lucy, a fossil of human ancestors that has taught us some…
According to an old German proverb the animal that is the subject of this show was made by the devil. Dr. Biology gets a lesson about this devilish study subject from biologist Raghavendra Gadagkar. They talk about what he has learned from years of observing these misunderstood…
If you think of the instruments used to study and explore the world of biology it is clear that most are visual. So what if you cannot see? How would you understand the structure of – say a cell? Dr. Biology discusses a new tool for learning about biology with newly graduated…
Can storytelling transform biology research? Join us for an engaging conversation with Kayla Burgher and Risa Schnebly, two visionary PhD students at Arizona State University.…
When Water Gets Icy
In this experiment, we will look at one major difference between frozen freshwater and frozen saltwater.
Pollen Gallery (Pollen up-close)
Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.
Ant Gallery (Get up-close to ants)
Now is the time to check out these amazing animals from the safety of your own computer.
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.
Spaced Out Physiology
Being an astronaut is a cool job, but before you sign up you should know life in space isn’t all fun and games. The lack of gravity can make our bodies act in strange ways.
Also in…
Wordsearch | Crossword
Crazy Climate and Wacky Weather
Climate is a hot topic in the news and on internet websites and blogs. But what exactly is climate? And how do we know it is changing?Also in: …
Wordsearch | Crossword
Secrets of a Superorganism
Ants are everywhere - they thrive in forests, fields, deserts, and cities all over earth. But what is the secret behind their success? Like humans, ants are social. They live and work together…
Wordsearch | Crossword
Seeing Color
Did you ever wonder why you see the colors you do or if other animals see the same colors that you see? We see light that bounces off of things around us. When the light enters our eyes,…
Wordsearch | Crossword