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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There are many types of relationships that exist in the living world. This episode dives into one special relationship that an insect has with some tiny microbes. It is a life and death story that microbiologist John McCutcheon has been exploring. Dr. Biology gets the…

As our climate changes, wildfires seem to become more and more damaging. But are wildfires automatically bad? And how can we learn to live with a future filled with fire? Also in: Español | Français

The colorful wings of butterflies and moths aren't just part of a beauty contest.  Learn how these changes in coloration have allowed species like the peppered moth to survive in an ever-changing environment.Also in: Deutsch |

Desert flowers do not own the spot light when it comes to beauty. Many desert fruits deserve equal attention.Also in: Español | Français

Biologist Bruce Hammock talks about life as a biologist, being a businessman and mountain climbing. How do these all fit together? Listen in as Dr. Biology learns how these pieces all work together in an interesting career.

An interview with biologist Doug Lake from the Arizona State University School of Life Sciences. Dr. Biology and his co-host Ramon Santos find out how something as simple as a paper cut can put our body defense to work.

Very strange things have been taking place lately. Dr. Biology and his team need your help to solve the mystery and piece together what's been happening in the lab.

Dive into the behavior and physiology of two different primate species that are helping biologists explore the science of stress, aging, and immunity. Dr. Biology sits down with scientist Noah Snyder-Mackler from Arizona…

some puzzle pieces with pollen cells

Pollen

Read Pollen - Nature's Tiny Clues and then take this quiz to test your knowledge!

a digger bee excavating

Digging Bees

Read Desert Diggers and then take this quiz to test your knowledge!

Monster game

Monster Maker

Play Monster Maker

Build your own monster by decoding the monster genome in Monster Maker, a DNA game. It is not very different from what…

A colorful DNA helix, three Cas9 proteins, and a handful of florescent markers.

Cracking CRISPR

Play Cracking CRISPR

DNA is the key to life, so it's no wonder that we've been working to crack the code. With the tool CRISPR Cas9, we'…

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 Heat

Staying 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…

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…

scorpion game

Venom!

Play the Venom! Game

The shape of a molecule is very important. It’s what makes it possible for proteins to interact with other parts of the cell. In…