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

Imagine you are on a sailing ship in 1747. You left England only a couple of months ago and you felt fine. Now you are so tired you can barely walk. Dr. Lind wants to discover what is causing you so much pain that you can't work.

Everything that is alive is made of cells, but there are really only two main types of cells. Learn how these cell types became different and why they are so important to life.Also in: Español |

Nine months – that’s about the amount of time that healthy babies develop before they are born. But what if that nine months is a bit more flexible, and can change in response to the environment?

Whether coming up with new methods for microscopes, or finding out new things about photosynthesis, Petra Fromme loves the process of discovery.

Could fire be important for life on Earth? Would Earth be the same without fire? These are just a few of the many questions we have for fire researcher Stephen Pyne about fire and its role with life. Did we also mention his battle with a dragon? If you have a burning desire to…

An interview with biologist Raul Gutierrez. Dr. Biology and his co-host Taylor Cheatham learn about some very cool desert plants and some non-desert plants that are just wicked.

Are there really flesh-eating scarab beetles, or is it a movie myth? Dr. Biology and biologist Mary Liz Jameson talk about scarab beetles, dung, and even some insect recipes, minus the dung, for humans to try out for their next dinner or pot-luck.

An interview with biologist Gro Amdam, one of the members of the group that brought us the bee genome. Hey just what is a genome and could bees hold the answer to aging? In this show we learn the answers to these questions and why researchers are buzzing around bees.

Body Depot

Body Depot

Body Depot is a collection of activities and materials created in collaboration with with the Arizona Science Center. The Body Depot includes activities on DNA, proteins, bones, immune function…

puzzle pieces with beetles on them

Beetles

Read How Do Beetles Reproduce? and then take this quiz to test your knowledge!

Keys to the Ocean Taxonomy Game

Keys to the Ocean Game

Play the Keys to the Ocean Game

Our world is full of different plants, animals, bacteria, and other life. But how do we know which species is…

Poppy flower

Composting

Microorganisms in action! Turn a pile of grass clippings into an experiment.
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…

Nano building game

Nano Building

Play the Bionanoengineering Game

Basic building patterns can be used to think about how technologies are built at the nano-scale. Try your hand…

Cell viewer game

Cell Parts Game

Explore the Cell Viewer Game

Cells are the basic building blocks of life, but what all do cells hold? You can now look inside of cells to learn…

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…