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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.
Microbes are everywhere, but what are they? We get the inside story from microbiologist Valerie Stout about these tiny life forms including a slimy and gooey material many microbes make called biofilms. In fact, you have a daily encounter with biofilms and bacteria that can…
An interview with biologist James Collins who is the person directing the biology section of the National Science Foundation. Listen in and learn about this important science funding agency.
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…
Ants doing math? Could this be possible? Stephen Prattt from the ASU School of Life Science gives Dr. Biology a lesson about ant problem solving.
Have you ever wondered how evolution operates at a cellular level? Dr. Biology has a conversation with evolutionary biologist William Ratcliff in an episode that investigates the process of how single cell mutations can make the leap to coordinated groups of cells and ultimately…
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…
Journey to the Tibetan plateau in China for an interview with conservation biologist Andrew Smith. Dr. Biology learns about a cute furry animal called a Pika and how it is the key to survival for many animals that live on the plateau.
Space travel and microscopic organisms. What interest are these two things to ASU School of Life Sciences Professor and Biodesign Institute researcher Cheryl Nickerson? Tune in to find out.
Create Your Own Herbarium
Have you ever seen an interesting plant that you wanted to keep? The best way to preserve a plant specimen is to press it and dry it. Here are the simple materials and steps you need to make…
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.
Ant Gallery (Get up-close to ants)
Now is the time to check out these amazing animals from the safety of your own computer.
Plankton Zoom Gallery (Plankton up-close)
Plankton comes in many shapes and sizes. These are just a few of the thousands of examples.
Metamorphosis – Nature’s Ultimate Transformer
Transforming robots are favorites of television and movies, but nature has some of the best transformers. Animals that can change in ways that almost seem unbelievable. Also in:…
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Desert Diggers
The digger bee is just one of about a thousand species of native bees in Arizona, many of which have females that burrow into the ground with their jaws and legs when constructing a nest.
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Cloning Ewe
What is cloning and do we have clones living among us today? The answers might surprise you or maybe we should say ewe.
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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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