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Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.
You might have heard of both gender and sex before, but what’s the difference? Sex is based in the biology of body parts, but gender is socially constructed and based on much more.
One of the benefits of being a biologist can be travel. There are some researchers who travel the globe as part of their work. Arvind Varsani is a molecular virologist who studies viruses found around the world. Dr. Biology was able to catch Arvind between trips to talk about his…
Take a breath and breathe out. What you just exhaled is the subject of this podcast. It is a story of over 140 thousand molecules and what we are learning about them and what a single breath might tell us about our health. Dr. Biology catches up with bioanalytical chemist …
Summer ice. Besides being cold and hard, it turns out to be critical for life on Earth. But what is it about this ice that makes it more important than other ice? Dr. Biology sits down with scientist Stephanie Pfirman to talk about summer ice and how the amount we see is shrinking…
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 …
Television portrays the lives and work of forensic artists, but what is it like to really be a forensic artist? Are the tools you see on the big and little screen really used by the people who recreate the face of someone when there might only be a skull or parts of a scull to use as a starting…
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…
Have you looked at DNA? Really, you can see DNA if you follow along with biologist Melissa Wilson. This kitchen and classroom experiment is perfect for budding biologists.
Your Dog's Personality
How well do you know your dog? You'll find out lots more about your pet's personality by answering the questions in this chart.
Dr. Biology's Virtual Pocket Seed Experiment
Dr. Biology has been busy working on a new experiment and he needs your help. He has collected so much information from the experiment that he needs someone to analyze the data. All the results…
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.
Bone Zoom Gallery (Up-close Inside Bones)
Take a look at the microscopic world of bone in our virtual bone histology lab. Just pick a microscope slide from below and click on it to view under the virtual microscope.
Pollen Gallery (Pollen up-close)
Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.
Making Life Crystal Clear
Much like a mechanical watch, living things only work when all the gears work together. Some of the tiniest of gears are proteins. Learning about the shape and size of these proteins is the job…
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Not So Scary Scorpions
Scorpions are often misunderstood. Many people say that scorpions are so aggressive they will sting themselves to death, but this is not a natural behavior of scorpions in the wild. Also in:…
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Making the List
By the time the first endangered species list was made, many species had already gone extinct. Some species, like whooping cranes, were almost extinct at that time. But the US…
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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.
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