Read our stories
Listen and watch
Enjoy our activities
View zoom galleries
Solve puzzles
Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.
Almost all of our cells contain identical copies of DNA. But wait...with the same instructions, shouldn't all cells look and function the same? Learn how our bodies use the same instructions to make all kinds of different cells.Also in:…
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 you so much pain that you can't work.
Like humans, bats are mammals. They are warm-blooded, covered in hair, have live young, and nurse their young (called pups). Unlike humans, bats have wings, which allow them to fly.Also in: Nederlands | Français |…
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…
Dr. Biology along with a group of curious high school students learn why Detective Flora Delaterre is investigating plants and how they can be the perfect medicine for what makes you sick.
No, that is not a typo in the episode title. My guests today are collaborating on the study of animal movement, including humans. Both researchers use tools to document and analyze movement in animals. One tool is a symbolic language that has been in use since 1928 and the other is a new…
A quiet western town waits for the arrival of the swarm of contestants for the 2011 Ugly Bug Contest. Who will be this year's most WANTED bug?
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.
Cutting Out Brain Tumors
Try out some of the new techniques that neurosurgeons are using to guide them during surgery.
Scientific Method
Read Using the Scientific Method to Solve Mysteries and then take this quiz to test your knowledge!
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.
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.
Birds and Their Songs
We see them practically everywhere. They are found flying in the high mountains and soaring along the thermal winds in the low deserts. There are those that are reclusive and others you can…
Wordsearch | Crossword
Bats
Like humans, bats are mammals. They are warm-blooded, covered in hair, have live young, and nurse their young (called pups). Unlike humans, bats have wings, which allow them to fly.Also in:…
Wordsearch | Crossword
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…
Wordsearch | Crossword
Linnaeus and the World of Taxonomy
Have you ever wondered how animals and plants get their names? People give them names, lots of different names! That was how it used to be before Carl Linnaeus created the world of taxonomy.…
Wordsearch | Crossword