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

David Pearson is a research professor in Arizona State University's School of Life Sciences. A speaker of five languages and capable of getting into trouble in maybe three or four other languages, he's traveled the world studying tiger beetles and recently published the book, A Field Guide to…

Most people have just one set of DNA throughout their body. But what happens to humans who are born with two sets?

Most might be surprised that pollen is being used to catch thieves, illegal drug dealers, murders, terrorists, and even catching those who commit less visible crimes such as making and selling fake prescription drugs.Also in: Türk |…

Almost everyone has wished at one time or another to be able to fly like a bird. Just the thought of soaring above your city or town without any mechanical device gives us a reason to envy these feathered animals. Also in: Français |…

An interview with arachnologists Eileen Hebets and Lisa Taylor. Two women that defy the convention that women are all afraid of spiders. Listen in as Dr. Biology learns there are no Miss Muffets in this show.

You hear that space is the final frontier, but could we have another frontier right here on Earth? The microscopic world offers a limitless opportunity to explore amazing places and life forms. You just need the right tool for the trip – a microscope. Guests Angela Goodacre and…

Part of what makes science fun and challenging is solving puzzles and investigating mysteries. For this episode, Dr. Biology sits down with ecologist Charles Brown and the two talk about his 40-year journey of discovery and rediscovery. This is a curious story that involves an…

How are some animals keeping cool and staying warm? Listen in as Dr. Biology talks with biologist Dale DeNardo and engineer and thermographic artist Arno Vlooswijk about thermoregulation. Could there be lessons for humans to learn from these animals?
a galleon sailing on puzzle pieces

ABC Vitamins

Read Why Are English Sailors Called Limeys? and then take this quiz to test your knowledge!

An eye in puzzle pieces

Seeing Color

Read Seeing Color and then take this quiz to test your knowledge!

small bugs on sticks

True bugs

Read True Bugs and then take this quiz to test your knowledge!

Learn about the peppered moth

Picking off the Peppered Moth

Play the Peppered Moths Game

Get your beaks ready, it's moth-hunting time. In the Peppered Moths Game, you take on the role of the hunter and…

Beetle Dissection

Beetle Dissection

Explore the Beetle Dissection

The outside of beetles can be shiny, dull, or extremely colorful. But what is going on inside of beetles…

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…

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.…