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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Our biological sex is mainly controlled by our sex chromosomes. But sex hormones also influence what body parts and characteristics we have.
Coral reefs are a brimming with life; they are home to more than 25% of all marine life. Dive into coral reefs to learn about unusual partnerships, threats to coral reefs, and ways scientists are trying to save these important structures and habitats.

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: Français |…

Did you know the westerly winds in the Southern Ocean have been helping to keep our planet livable? Yes, they have been responsible for soaking up half of the human-made carbon dioxide (CO2) along with a whole lot of excess heat. Dr. Biology has the opportunity to talk with geoscientist

Dr. Biology sits down to learn from two of the best science journalists in the world. Listen in as he gets some pointers from Pauline Davies and Robyn Williams.
An interview with arachnologists Eileen Hebets and Lisa Taylor. Two women that defy the convention that women are all afraid of spiders. Listen in as Dr. Biology learns there are no Miss Muffets in this show.

Hacking is a word that is often tied to something bad. However, there are times when hacking can be for something good. Think of it as a tool that can be put to use for good or bad. We also think of hacking as something only done with computers, but can we hack other things? Dr. Biology has the…

This is the story of wild rabbits, humans, and a virus that might lead to a treatment for cancer. It is also a lesson about learning from history and how a virus that is deadly to some rabbits could become a new cancer-fighting tool for humans. Twice humans moved wild rabbits from Europe to other…
Some bees on a honeycomb

Bee Bonanza

Read Bee Bonanza and then take this quiz to test your knowledge!

a cartoon of a lake

Freshwater Biome

Read Falling into Freshwater and then take this quiz to test your knowledge!

A table with three cups surrounded by plants and flies.

Fly Trapping Trials

Ever notice tiny flies buzzing around your houseplants? In this experiment, you’ll test different liquid traps to see which one catches the most fungus gnats. Will vinegar, lemon juice, or something…
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…

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…

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…

bee dance

Bee Waggle Dance Game

Play the Bee Dance Game

Did you know that honey bee workers tell their sisters where to find the best flowers and nectar with a dance? It is called…