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.

Did you ever wonder what causes river rocks to be slippery? Can you believe it's the same thing that causes plaque on your teeth? Learn about this "biofilm," and how Valerie Stout is fighting it (in some cases) to improve medicine.

You might think that people can be born only as either males or females. In fact, lots of people are born with a blend of male and female traits. We call this being “intersex,” and it happens more often than you may think.

Not all insects are bugs, but all bugs are insects. How can this be? Learn about some particular insects that biologists call true bugs. Also in: Español

It's tiny versus the mighty and a battle for an acacia tree. Dr. Biology catches up with Beth Pringle a biologist exploring the savanna of Kenya. The two talk about two animals that seem mismatched for battle that has a surprise ending. Beth is also the biologist who took us along…

Very strange things have been taking place lately. Dr. Biology and his team need your help to solve the mystery and piece together what's been happening in the lab.

Building Your Own Ant Farm is a 2-part Ask A Biologist video with Dr. Biology and Rebecca Clark on how to build an ant farm with two recycled CD cases. Watch part two.

Two AI bots meet in a coffee shop. This might sound like the start of a joke, but is it a joke? Today artificial intelligence (AI) is a popular topic. With new tools popping up daily it appears we are at the beginning of a brave new world. Some say the world will be amazing and others have dark…

An illustration of pea pods with different genes (yellow and green, and round and wrinkled)

Genetics Game

Play Garden Gene Genius

Our genes control much of how we look and who we are. But do you really know how genetics work? Take a moment to gather some…

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…

Cartoon of two scientists one male and one female.

Doctor Know

Play Doctor Know

Play doctor in the 21st century! Practice modern medicine by examining all dimensions of the body, from organs to molecules, as…

Comparative physiology game

Frankenstein's Lab

Play Frankenstein's Lab

Dr. Frankenstein needs your help to learn about how the bodies of different animals work! Build your own creature from 3…