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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Have you looked at DNA? Really, you can see DNA if you follow along with biologist Melissa Wilson. This kitchen and classroom experiment is perfect for budding biologists.

Very strange things have been taking place lately. Dr. Biology and his team need your help to solve the mystery and piece together what's been happening in the lab.

Have you ever wondered why some twins look so alike and other siblings may not? Let’s explore how twins form in the womb and how they may grow up to be similar or different.

You may see advertisements for vitamins all the time. Do we really need vitamins? And if we do, how do we know which vitamins are high quality? Take a tour into the history, science, and manufacturing of vitamins.Also in: Español

Have you ever wondered where plants get their mass? All those leaves and branches have to come from somewhere, but where?
An interview with biophysicistGerry McDermott of the National Center for X-ray Tomography. Dr. Biology tours the synchrotron that is also called the giant monster. Dr. Biology learns how the football sized facility is used to power a new kind of microscope.

An interview with, biologist, movie maker, and Pulitzer Prize winning author Bert Hölldobler. Venture into the world filled with amazing facts and feats by an animal that will remain a mystery... at least until you listen to the clues at the beginning of this episode and make…

Embark on a journey through the intricate dance of nature and innovation as we welcome Saad Bhamla, a scientist at the forefront of biological engineering. Your curiosity will be rewarded as you and Dr. Biology learn about some of the…

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…

some puzzle pieces with pollen cells

Pollen

Read Pollen - Nature's Tiny Clues and then take this quiz to test your knowledge!

Pollen Gallery (Pollen up-close)

Pollen comes in many shapes and sizes. These are just a few of the thousands of examples.

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.

Feather Zoom Gallery (Feathers up-close)

There is nothing like seeing a feather up close.

Time traveling seeds

Time Traveling Plants

Every year billions of babies are dried and buried, not to be unburied for weeks, months, years or even decades. Don't worry, these are not babies like your little brother or sister, these are…

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Bee with mites

Mite Mighty Foe to 'Killer' Bees in State

Africanized "killer" bees have fallen prey to a deadly predator of their own- parasitic mites whose infestation has dropped their wild colony numbers by as much as 70 percent statewide.

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Itty Bitty Beasts

Itty Bitty Beasts

Tardigrades are some of the toughest animals on earth. They can survive freezing, drying up, radiation, and space, all while being smaller than the tip of a pencil.

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Desert Fruits Rock!

Desert Fruits Rock!

Desert flowers do not own the spot light when it comes to beauty. Many desert fruits deserve equal attention.Also in: Español |…

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