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.
Everything that is alive is made of cells, but there are really only two main types of cells. Learn how these cell types became different and why they are so important to life.Also in: Español | …
Do you need to run five miles every day to get in shape and be healthy? Dr. Biology has a chance to sit down after a workout session to talk about exercise and kids with metabolic biologist Gabriel Shaibi. What he and a group of researchers found might surprise you.
Step-by-step tutorial for building your own Pocket Seed Viewer. You can use it to test the effects of light, dark, temperature and gravity on seed germination and plant growth.
Temperature is important to all organisms, including you. Professor Angilletta studies the thermal biology of animals, which means that he investigates how different temperatures affect them.
An interview with physicist Peter Vukusic. Dr. Biology gets the inside story about iridescent color, the science behind it, and believe it or not a link between science, surfing and snowboarding that you may not thought about.
This animal lives in almost every part of the world and kills hundreds of thousands of people each year. What might surprise you is that you certainly have had a close encounter with the world’s most dangerous creature. Dr. Biology catches up with evolutionary biologist …
Dr. Biology continues his conversation with biologist Ed Wilson. Just what does it take to be a great scientist? What would he do to encourage students to become scientists? These are just a few of the things we learn in this show as well as what Ed Wilson would do or be if he…
What could possibly be the difference between a cup of dirt and a cup of soil? Dr. Biology talks with microbiologist Ferran Garcia-Pichel about why he avoids the dirty word and prefers to say soil. Could it be there is more in a cup of dirt - excuse me a cup of soil than meets…
Epic Mosquito Quest
Play Epic Mosquito QuestMosquitoes go beyond annoying, to being downright dangerous at times. How can you reduce the number of mosquitoes around your home, to protect…
Virtual Reality Tours of Biology
Explore our Virtual Tours. See the world of biology through virtual tours. Visit different environments, travel through time,…
Cell Parts Game
Explore the Cell Viewer Game Cells are the basic building blocks of life, but what all do cells hold? You can now look inside of cells to learn more…
Keys to the Ocean Game
Play the Keys to the Ocean GameOur world is full of different plants, animals, bacteria, and other life. But how do we know which species is which?…
Pollen Gallery (Pollen up-close)
Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.
Plankton Zoom Gallery (Plankton up-close)
Plankton 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.
Bee Jeweled
Orchid bees come in an amazing array of shapes and colors. You could call them the jewels of the bee kingdom. Also in: Nederlands | …
Wordsearch | Crossword
A Nervous Journey
Let’s take a ride. It is going to be a fast one, so be prepared. Where are we going? We are going to start at your head and end up at your toes. It may not seem like a long trip, but it is…
Wordsearch | Crossword
Sonoran CSI
Little water, sweaty, hot summer days and frigid winter nights make the desert an uninviting place for most animals and plants. But hiding just below the surface, the desert is alive with…
Wordsearch | Crossword
Mite Mighty Foe to 'Killer' Bees in State
Africanized "killer" bees have fallen prey to a deadly predator of their own- parasitic mites whose infestation has dropped their wild colony numbers by as much as 70 percent statewide.
Wordsearch | Crossword