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

Whether you overeat or try to cut back, your body may be playing a strategic game based on the amount of energy you take in.

Hospitals try to stay clean and reduce the spread of germs within their walls, but what happens when medicines and bacteria from the hospitals reach bacteria in the sewer?

Lakes, ponds, streams, and rivers are all sources of freshwater. But there is a lot less freshwater on earth than you might think. Fall into freshwater with us to learn some new things about this near-saltless water biome.Also in: Español |…

Nicholas Stephanopoulos works with tiny structures so small you can only see them by using powerful microscopes. Some might say he's a builder, but he actually gets the molecules to do the building themselves.

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…

An interview with taxonomist Diana Lipscomb from George Washington University. Dr. Biology dives into the mystery of the dying coral reefs. This is a hot topic in the marine biology world and one you are sure to learn a lot about these amazing organisms.
Journey to the Tibetan plateau in China for an interview with conservation biologist Andrew Smith. Dr. Biology learns about a cute furry animal called a Pika and how it is the key to survival for many animals that live on the plateau.
Coral reefs may look like colorful rocks, but they’re living animals that support entire ocean ecosystems. In this episode, Dr. Biology chats with professor Liza Roger, whose lab at Arizona at Arizona State University is home to corals, sea anemones, and some unusual upside-down jellyfish. Together…
grassland biome

Grasslands Biome

Read Grasping Grasslands and then take this quiz to test your knowledge!

Brain tumor

Cutting Out Brain Tumors

Try out some of the new techniques that neurosurgeons are using to guide them during surgery.

a time machine with plants on it

Seeds

Read Time Traveling Plants and then take this quiz to test your knowledge!

Blue the water drop character looking happy and holding an Arizona map.

Myth or Fact - Arizona Water Game

Play Arizona Water Myth or Fact Game

Every state has its own strategies and approaches to make sure people, cities, and the environment gets…

Cartoon of two scientists one male and one female.

Doctor Know

Play Doctor Know

Play doctor in the 21st century! Practice modern medicine by examining all dimensions of the body, from organs to molecules, as…

Three bees on a honeycomb background

Bee Learning Lab

Visit the Bee Learning Lab

Take a trip with us today into the Bee Learning Lab. Train bees in your very own experiment and see how you can make them learn…

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…