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

Most of us don’t think of the sewers as an exciting place. But these and other waterways are where Rolf Halden is finding and solving many mysteries.

When you think of hummingbirds, you may think about how they can fly in almost any direction. But there is a lot more to these acrobatic birds than meets the eye.Also in: Deutsch | Türk

While our water may look crystal clear, there are actually countless microbes that live in it. Kerry Hamilton is working to find the bad bacteria in our water and to learn how we can manage these organisms.
Nicholas Stephanopoulos works with tiny structures so small you can only see them by using powerful microscopes. Some might say he's a builder, but he actually gets the molecules to do the building themselves.

Giant beetles, flying treadmills, oxygen and prehistoric insects are just a few of the things that Dr. Biology learns about when visiting with biologist Jon Harrison.

On this podcast, we like to explore how science meets the public. In this episode, we examine the art of communication, with biologist, author, and filmmaker Randy Olson. Dr. Biology learns how Olson uses humor and creativity as powerful tools. Inspired by platforms like 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,…

Extreme environments can be found on Earth, in space, and in the depths of the ocean. Dr. Biology and physiologist, astronaut, and mountain climber Scott Parazynski sit down and talk about what life is like to explore these environments. So hold on to your seat as we blast off…

A tablet, squash, plant, and fish

Conserving Water

Play Water Conservation Game

How can you save water? You might start by figuring out what uses the most water in your life. In this choice-…

Plankton Activity

It’s a Plankton Eat Plankton World

During this activity you will learn how to create your own food web. You will also analyze the feeding relationships between marine organisms and describe the importance of plankton to the…

a cartoon of nerves

Nervous System

Read A Nervous Journey and then take this quiz to test your knowledge!

A cartoon illustration of a mosquito biting human skin

Epic Mosquito Quest

Play Epic Mosquito Quest

Mosquitoes go beyond annoying, to being downright dangerous at times. How can you reduce the number of mosquitoes around your home, to…

EcoChains logo, a polar bear over an iceberg with text below that says EcoChains.

EcoChains: Arctic Futures

Play EcoChains: Arctic Futures

EcoChains: Arctic Futures is a game that introduces you to arctic life and ice that is so very important for survival.…

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…

Four potential viruses that can be used in the game

Give It A Shot

Explore Give It A Shot

As our lives become more affected by viruses and bacteria that cause disease, how much does wearing masks and…