Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.

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Ouch! You just got a paper cut on your finger. What happens now? Besides the sting you are feeling from the cut, there are germs on that paper that are preparing to invade your body. For your immune system, this means war.Also in: Türk

The tundra is a cold and windy habitat, making survival a challenge. But you may be surprised by how much life there is in the tundra.

Also in: Français | Español

Bee Movies are not just for Hollywood. Dr. Biology catches up with bee movie maker and neurobiologist Brian Smith who uses film and video to unlock the mystery behind bees and how they sense and communicate with the environment. This movie director may not bee up for an Academy…

The past can be hard to remember, so how can we go about studying it? Indiana Jane takes us on a tour of humans from the past, ancient microbes, and the bioarchaeologists that study them both.Also in: Español

Three inquisitive young co-hosts, Stephanie Galindo, Anthony Delgado and Raenesha Willis visit with biologist and microscopist Page Baluch. Together with Dr. Biology they explore the tiny world of inner space and learn that…

Podcasting is new to both Ask A Biologist and an exciting new science program called Science Studio. The host of this new show, Peggy Coulombe, talks with Dr. Biology about what it has been like to start podcasting.

Here is something special you can add to your trick-or-treating this year. Find out if there are vampire bats waiting to drink your blood - or if we really have a funny bone in our body? These are just a few of the things Dr. Biology and his guests Rebecca Fisher and

An interview with limnologist James Elser from the School of Life Sciences. Listen in as Dr. Biology and co-host Michael Saxon learn about a biologist that studies life in and around fresh water, or you might think of him as the other marine biologist.
Why do we have seasons?

Seasoned to the Tilt

Have you ever thought about your favorite season, and why it looks and feels the way it does? This activity will help you see and understand why Earth has seasons, and the two things that…

Preserving plant specimens

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…

An illustration of different cell sizes and a ruler, to measure nuclear cytoplasmic ratios

Cell Size SIM

Play the Cell Size SIM

Certain cell types should have a general size and have proportionate parts. But what if those sizes and proportions are…

Human skeleton game

Skeleton Viewer

Explore the Skeleton Viewer

To explore the bones of the human skeleton, check out our Skeleton Viewer. Take a look further inside of a bone…

Rainforest virtual biome tour

Virtual Reality Tours of Biology

Explore our Virtual Tours

See the world of biology through virtual tours. Visit different environments, travel through…

hand bones

Busy Bones

Explore the Bone Anatomy Viewer

Ever wonder what’s inside your bones? Here’s your chance to find out! Dissect a virtual bone and learn…