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

You sleep every night, but do you know what happens when your body sleeps or why we sleep the way we do?

The past can be hard to remember, so how can we go about studying it? Indiana Jane takes us on a tour of humans from the past, ancient microbes, and the bioarchaeologists that study them both.Also in: Español

To a new visitor, the savanna may look just like a grassland with a few trees. But if you spend some time in the savanna, you learn it is quite different from other biomes.

Also in: Français | Español |…

All living beings are made up of cells. Some of them are made up of only one cell and others have many cells. Also in: Español | Français | Deutsch…

Coral reefs may look like colorful rocks, but they’re living animals that support entire ocean ecosystems. In this episode, Dr. Biology chats with professor Liza Roger, whose lab at Arizona at Arizona State University is home to corals, sea anemones, and some unusual upside-down jellyfish. Together…
Journey to the Tibetan plateau in China for an interview with conservation biologist Andrew Smith. Dr. Biology learns about a cute furry animal called a Pika and how it is the key to survival for many animals that live on the plateau.

If you think of the instruments used to study and explore the world of biology it is clear that most are visual.  So what if you cannot see? How would you understand the structure of – say a cell?   Dr. Biology discusses a new tool for learning about biology with newly graduated…

This is the story of wild rabbits, humans, and a virus that might lead to a treatment for cancer. It is also a lesson about learning from history and how a virus that is deadly to some rabbits could become a new cancer-fighting tool for humans. Twice humans moved wild rabbits from Europe to other…
a feather

Bird Feathers

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

Solving mysteries illustration

Using the Scientific Method: The Case of the Mystery Images

Play The Case of the Mystery Images

Looking for another detective assignment? Practice all the new detective skills you learned in the…

a cartoon of the rainforest biome

Tropical Rainforest Biome

Read Revealing the Rainforest and then take this quiz to test your knowledge!

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…

A clean glass of water with sparkles around it.

Water Activities Central

Visit Water Activities Central

Water is an essential part of our lives. It keeps us alive, helps to grow our food, helps keep our…

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…

Blue the water drop character looking happy and holding an Arizona map.

Myth or Fact - Arizona Water Game

Play Arizona Water Myth or Fact Game

Every state has its own strategies and approaches to make sure people, cities, and the environment gets…