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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.
Humans change the world around us in many ways, cutting down trees, building roads, using resources. But what happens when we try to restore some of the things an area has lost? And should we try to do so?
When it comes to fighting off bad germs, doctors have to use their best medicines. What do we do though, when our best weapons make our enemies stronger?Also in: Español | Italiano |…
What happens when our brain fails us? As Dr. Biology, my work has never been involved with diseases that affect the mind, but I do have a personal experience with the shadowy realm of Alzheimer's and other dementias. My mother battled against this relentless adversary and I am not alone. …
Being an astronaut is a cool job, but before you sign up you should know life in space isn’t all fun and games. The lack of gravity can make our bodies act in strange ways.
Extreme environments can be found on Earth, in space, and in the depths of the ocean. Dr. Biology and physiologist, astronaut, and mountain climber Scott Parazynski sit down and talk about what life is like to explore these environments. So hold on to your seat as we blast off…
According to an old German proverb the animal that is the subject of this show was made by the devil. Dr. Biology gets a lesson about this devilish study subject from biologist Raghavendra Gadagkar. They talk about what he has learned from years of observing these misunderstood…
An interview with biologist Doug Lake from the Arizona State University School of Life Sciences. Dr. Biology and his co-host Ramon Santos find out how something as simple as a paper cut can put our body defense to work.
COVID SIM Pandemic Simulation
In the COVID-19 pandemic, how much does wearing masks and distancing matter? How important is it to get vaccinated? You can…
Catch and Sketch Plankton
Learn to focus on detail and make keen observations that could be overlooked in a picture in this lesson on scientific sketching.
Plankton Zoom Gallery (Plankton up-close)
Plankton comes in many shapes and sizes. These are just a few of the thousands of examples.
Pollen Gallery (Pollen up-close)
Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.
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.
Feather Biology
Almost everyone has wished at one time or another to be able to fly like a bird. Just the thought of soaring above your city or town without any mechanical device gives us a reason to envy…
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He Ain't Tasty He's My Brother
While cannibalism is fairly common among insects and crustaceans, most backboned animals avoid feeding on their own kind.
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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:…
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Why Are English Sailors Called Limeys?
Imagine you are on a sailing ship in 1747. You left England only a couple of months ago and you felt fine. Now you are so tired you can barely walk. Dr. Lind wants to discover what is causing…
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