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

Where might we find life, and what should we even be looking for to see if life exists on other planets?. Sara Walker is going where others have not gone before in the search for life.
Most girls around the world have periods, but how and why do periods happen? Periods are part of the menstrual cycle, which is an essential part of the female reproductive system.
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.
Elizabeth Pringle grew up in a family of biologists, but didn't think she would end up as a biologist until she fell in love with research.

When was the last time you folded a piece of paper to make a fun shape? Maybe you made a paper plane or tried origami to make a swan. Believe it or not, the building blocks inside your body also need to fold into the right shapes to work properly. In this activity, you can build your…

No, this episode is not about the rock band or the cute German car that people love. This show is about some curious insects that have very different relationships with ants. To be exact, this is about three species of beetles that either battle ants, live close by an ant colony, or in one case…

Even though we live in a modern world how we act and what we do many times is controlled by our Stone Age brain. This impacts our diet, friendships, love and more. Dr. Biology sits down with authors Doug Kenrick and David Lundberg-Kenrick to get the inside story…

An interview with arachnologists Eileen Hebets and Lisa Taylor. Two women that defy the convention that women are all afraid of spiders. Listen in as Dr. Biology learns there are no Miss Muffets in this show.
bee dance

Bee Waggle Dance Game

Play the Bee Dance Game

Did you know that honey bee workers tell their sisters where to find the best flowers and nectar with a dance? It is called…

a feather

Bird Feathers

Read Feather Biology and then take this quiz to test your knowledge!

some puzzle pieces with pollen cells

Pollen

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

A pipe filling a glass of dirty water with an arrow to another pipe filling a glass with clean water.

Water Treatment Facility Game

Play Water Treatment Facility Game

Build your own water treatment plant by placing the cleaning steps in the correct order! Learn how each…

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…

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…

bee dance

Bee Waggle Dance Game

Play the Bee Dance Game

Did you know that honey bee workers tell their sisters where to find the best flowers and nectar with a dance? It is called…