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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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We study cooperation in humans a lot, but what about cooperation in... cancer? Learn how researchers are applying the same behavioral dilemmas experienced by people to the outcomes of cell cooperation.

We celebrate Earth Day every year, but in reality every day is Earth day. For our part here are some fun activities and things you can do to help the Earth.

The taiga, or boreal forest, is the largest land biome in the world. It is deep and dark, often green, and always cold. But even in this frigid place, many animals and plants thrive.Also in: Español | Français |…

In the tiny world of DNA, we might call genomes monsters. These huge sets of information include all the codes for all the genes present in an organism. From genomes, we can learn about the traits, diseases, and evolution of a species, and that’s just a start. What might such a monster set of…

An interview with limnologist James Elser from the School of Life Sciences. Listen in as Dr. Biology and co-host Michael Saxon learn about a biologist that studies life in and around fresh water, or you might think of him as the other marine biologist.
Have you looked at DNA? Really, you can see DNA if you follow along with biologist Melissa Wilson. This kitchen and classroom experiment is perfect for budding biologists.

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…

Listen in as young women scientists, CG Schultz and Jessica Mathews, talk about their work and interview ASU ecologist Kiona Ogle. Pauline Davies hosts the show as Dr. Biology is still exploring the Panama rainforest to bring back fun and exciting stories. We hope he is not lost.

a time machine with plants on it

Seeds

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

puzzle pieces with a two headed snake on them

Two Headed Snake

Read The Tale of the Two-Headed Lampropeltis getula californiae and then take this quiz to test your knowledge!

a feather

Bird Feathers

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

Bone Zoom Gallery (Up-close Inside Bones)

Take a look at the microscopic world of bone in our virtual bone histology lab. Just pick a microscope slide from below and click on it to view under the virtual microscope.

Pollen Gallery (Pollen up-close)

Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.

Plankton Zoom Gallery (Plankton up-close)

Plankton comes in many shapes and sizes. These are just a few of the thousands of examples.

Tiger Beetle Zoom Gallery (Up-close with tiger beetles)

Some of the fastest animals on Earth are below. That’s right, if these tiny insects were as large as a horse they would be running 200 miles an hour.

Desert Fruits Rock!

Desert Fruits Rock!

Desert flowers do not own the spot light when it comes to beauty. Many desert fruits deserve equal attention.Also in: Español |…

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Two illustrated bats

Bats

Like humans, bats are mammals. They are warm-blooded, covered in hair, have live young, and nurse their young (called pups). Unlike humans, bats have wings, which allow them to fly.Also in:…

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Birds and their Songs

Birds and Their Songs

We see them practically everywhere. They are found flying in the high mountains and soaring along the thermal winds in the low deserts. There are those that are reclusive and others you can…

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Bee with mites

Mite Mighty Foe to 'Killer' Bees in State

Africanized "killer" bees have fallen prey to a deadly predator of their own- parasitic mites whose infestation has dropped their wild colony numbers by as much as 70 percent statewide.

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