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

In this program we talk a lot about cells. In particular plant, animal, and microbial cells. But did you know there is a world of microbes that make their home inside and on our bodies? Before you start to worry, you need to know most of these microbes are important for us to live. In fact, without…

No, that is not a typo in the episode title. My guests today are collaborating on the study of animal movement, including humans. Both researchers use tools to document and analyze movement in animals. One tool is a symbolic language that has been in use since 1928 and the other is a new…

Thousands of orange and black shapes flutter through the trees. Welcome to one of the few wintering homes of the monarch butterfly. Also in: Español | Français

Congratulations to Seed Beetle, the 2011 Ugly Bug contest winner.

It's tiny versus the mighty and a battle for an acacia tree. Dr. Biology catches up with Beth Pringle a biologist exploring the savanna of Kenya. The two talk about two animals that seem mismatched for battle that has a surprise ending. Beth is also the biologist who took us along…

They might be colorful. They might be cute to some people. But don’t let that fool you. These bright-colored frogs are poisonous. Dr. Biology talks with biologist Molly Cummings to learn about her work with some frogs that advertise to predators to stay away and other frogs that…

Imagine a world where animals have the capacity to show their natural behaviors and even engineer their own environments. For this episode, we're thrilled to have Danielle Wong, the Behavioral Enrichment and Animal Welfare Coordinator at the…

What is a media artist doing developing games based on large science data sets? It turns out he is looking into how the planet ticks and also what David McConville calls global weirding. Listen as Dr. Biology learns how a media artist makes his home in the world of science,…

Solving mysteries illustration

Using the Scientific Method: The Case of the Mystery Images

Play The Case of the Mystery Images

Looking for another detective assignment? Practice all the new detective skills you learned in the…

a time machine with plants on it

Seeds

Read Time Traveling Plants and then take this quiz to test your knowledge!

a drawing of a list

Endangered Species

Read Making the List and then take this quiz to test your knowledge!

Peppered Moth Natural Selection Activity

Sooty Selection

Discuss ideas of natural selection, play a selection-based game, and take a trip through time to see how scientists of the past figured out just how a trait is passed from a parent to its…

An illustration of pea pods with different genes (yellow and green, and round and wrinkled)

Genetics Game

Play Garden Gene Genius

Our genes control much of how we look and who we are. But do you really know how genetics work? Take a moment to gather some…

Scientific mysteries

Using the Scientific Method to Solve Mysteries

Play the Training Room Escape Game

Put your detective skills to the test with our escape room! Use the scientific method and your problem…

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…

An illustration of different cell sizes and a ruler, to measure nuclear cytoplasmic ratios

Cell Size SIM

Play the Cell Size SIM

Certain cell types should have a general size and have proportionate parts. But what if those sizes and proportions are…