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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Humans think about food... A LOT. Our mouths might water thinking about the taste of pizza or a big salad or our favorite fruits. But how, exactly, does taste work? Also in: Español | Français
What are sickness behaviors and how are they tied to toxins and our immune system? Learn about the work Esther Florsheim is doing to find out how toxins are making us sick.

There are lots of sites out there full of molecular techniques and protocols, but very little information (either online or in readable hardcopy form) that explain how and why these techniques work.

During a plague year, locusts can swarm over 20 percent of the world’s landmass, affecting one out of every 10 people on the planet. Sounds bad – right? Enter biologist Arianne Cease who has been studying why these insects swarm and how to control them. Dr. Biology learns about…

What can evolution teach us about getting sick and how do we make use of what we are learning? Dr. Biology gets over a cold while visiting with Randy Nesse, Founding Director of the ASU Center for Evolution & Medicine. The two talk about why we get sick and some of the…

We hear a lot about DNA, but not as much about RNA. It is true that DNA is the encyclopedia of life or the ultimate instruction manual for living things. But what good is a book if it is not read or an instruction manual that is not used? This is where RNA comes into the story of life. It is the…

For hundreds of years, scientists have explored life on Earth with their feet firmly planted on the ground. Doing research was either in the laboratory, or out in the field. But in recent years exploring our planet has taken to the air. Dr. Biology gets to spend some time with ecologist

Dr. Biology continues his conversation with biologist Ed Wilson. Just what does it take to be a great scientist? What would he do to encourage students to become scientists? These are just a few of the things we learn in this show as well as what Ed Wilson would do or be if he…

hand bones

Busy Bones

Explore the Bone Anatomy Viewer

Ever wonder what’s inside your bones? Here’s your chance to find out! Dissect a virtual bone and learn…

Human skeleton game

Skeleton Viewer

Explore the Skeleton Viewer

To explore the bones of the human skeleton, check out our Skeleton Viewer. Take a look further inside of a bone…

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 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…