Read our stories
Listen and watch
Enjoy our activities
View zoom galleries
Solve puzzles
Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.
Is there any way to prevent pregnancy after sexual intercourse? Learn about Plan B, an emergency contraceptive.
The colorful wings of butterflies and moths aren't just part of a beauty contest. Learn how these changes in coloration have allowed species like the peppered moth to survive in an ever-changing environment.Also in: Deutsch | …
Diving deep into the ocean is likely the most extreme place someone can set out to collect data, but sometimes that is what scientists need to do. In this show, Dr. Biology finds himself on board the research ship Atlantis in the floating laboratory of Colleen Hansel who is teaming…
Honey bees use a waggle dance to communicate the location, distance and quality of a flower to other bee workers. But what does this dance actually look like?
Around 4,000 years ago, on the wind-swept island of St. Kilda, Scotland, people started creating a food storage of sorts. They moved a population of sheep to the island, likely as a backup food resource for when times were tough. Little did they know that their actions would affect 21st-century…
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.
Welcome to an exciting journey that takes you through the wild and fascinating world of zoos. Our guest for this episode is none other than Bert Castro, the President and Chief Exective Officer of the Arizona Center for Nature Conservation.…
Tropical Rainforest Biome
Read Revealing the Rainforest and then take this quiz to test your knowledge!
Collecting Ants
There are several different ways to get ants for an ant farm, depending on when you would like to start the farm and how long you would like for your ant farm to last.
Breaking Proteins
Every day, as you cook, clean, and eat, you are breaking proteins. Not sure how you're doing it? Join us to learn a few ways you can break proteins at home or in the classroom.
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.
Pollen Gallery (Pollen up-close)
Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.
Ant Gallery (Get up-close to ants)
Now is the time to check out these amazing animals from the safety of your own computer.
How Do Beetles Reproduce?
Every living thing must be able to reproduce and make offspring. Most of us are familiar with how humans and mammals make babies, but do all creatures reproduce in the same way? Do insects,…
Wordsearch | Crossword
Perfect Python Parenting
Being a parent is hard work. Though a snake might not seem comforting to you, pythons are actually very dedicated moms that take good care of their kids.Also in:…
Wordsearch | Crossword
Nature's Medicine
Medicinal plants come in all shapes and sizes. Probably some of the weeds growing in your yard, fields, or even cracks in your sidewalk are medicinal. Who knew there was a different kind of…
Wordsearch | Crossword
Pollen - Nature's Tiny Clues
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…
Wordsearch | Crossword