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

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

Does being born a son or a daughter mean your reproductive success might be different? In some societies, it does. 

There are so many types of ants that it's funny the animated movie about them centers on one type that doesn't exist: a male worker ant. In this story you can explore some of the types of ants you can find in the southwestern United States.

Professor Ferran Garcia-Pichel sweats the small stuff. The really, really small stuff to be exact. The easygoing Arizona State University-based microbiologist loves to look beyond the surface to explain what is happening in the tiny world of microbes.Also in: …

Dr. Biology travels to the Tres Rios wetlands, a place where all types of living things can be found. He talks with local biologists about many of the species and also gets a chance to sit down and talk with Quentin Wheeler who is starting a new Institute that will be exploring…

Dr. Biology sits down with biologist E. O. Wilson to talk about science, his writing including his book, Superorganism, and future new novel, as well as his art. Along the way they discuss the Encyclopedia of Life web project and a very cool outdoor activity called a "Bioblitz…

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…

Podcasting is new to both Ask A Biologist and an exciting new science program called Science Studio. The host of this new show, Peggy Coulombe, talks with Dr. Biology about what it has been like to start podcasting.

a scorpion behind a puzzle piece

Scorpions

Read Not So Scary Scorpions and then take this quiz to test your knowledge!

a cartoon of a lake

Freshwater Biome

Read Falling into Freshwater 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!

Landscape with a road separating lush grass and bushes on one side and a desert landscapes with sand and rocks on the other.

Climate Central

Visit Climate Central

As our climate changes, it will affect all organisms on Earth including humans. Climate Central is a collection of six…

A pipe filling a glass of dirty water with an arrow to another pipe filling a glass with clean water.

Water Treatment Facility Game

Play Water Treatment Facility Game

Build your own water treatment plant by placing the cleaning steps in the correct order! Learn how each…

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…

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…