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They might be colorful. They might be cute to some people. But don’t let that fool you. These bright-colored frogs are poisonous. Dr. Biology talks with biologist Molly Cummings to learn about her work with some frogs that advertise to predators to stay away and other frogs that…

Professor Ferran Garcia-Pichel sweats the small stuff. The really, really small stuff to be exact. The easygoing Arizona State University-based microbiologist loves to look beyond the surface to explain what is happening in the tiny world of microbes.Also in:

Climate is a hot topic in the news and on internet websites and blogs. But what exactly is climate? And how do we know it is changing?Also in: Español

Natural history museums may not come to life as they do in a Hollywood movie, but they do have some amazing stories. They also have all kinds of cool stuff that many of us never get to see. Paleontologist Richard Fortey talks about the life and some of the treasures hidden…

Welcome to an exciting journey that takes you through the wild and fascinating world of zoos. Our guest for this episode is none other than Bert Castro, the President and Chief Exective Officer of the Arizona Center for Nature Conservation.…

Imagine you want to pull a long cylinder-shaped piece of soil (called a core) out of the ground in your backyard. What kind of tools would you need? Find out how researchers collect cores in the Frozen Arctic.

Ants doing math? Could this be possible? Stephen Prattt from the ASU School of Life Science gives Dr. Biology a lesson about ant problem solving.

Dr. Biology takes a bite into the world of food science with scientist Christy Spackman from the School for the Future of Innovation in Society and the Herberger Institute for Design and the Arts. The two venture into the realms of taste, smell, and texture. There is talk of…

Zoomed in picture of bug

Ugly Bug Contest 2012

Vote in the 2012 Ugly Bug Contest!

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…

some ants carrying puzzle pieces with food on them

Ants

Read Ants and then take this quiz to test your knowledge!

A drawing of a bug

Ugly Bug Contest 2009

The Ugly Bug Contest has been part of the Flagstaff Festival of Science and Mt. Campus Science Day since 1997. Ask-a-Biologist is pleased to extend the contest to the world via the Web.

COVID-19 game simulation

COVID SIM Pandemic Simulation

Explore COVID SIM

In the COVID-19 pandemic, how much does wearing masks and distancing matter? How important is it to get vaccinated? You can…

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…

Scientific mysteries

Using the Scientific Method to Solve Mysteries

Play the Training Room Escape Game

Put your detective skills to the test with our escape room! Use the scientific method and your problem…

Four potential viruses that can be used in the game

Give It A Shot

Explore Give It A Shot

As our lives become more affected by viruses and bacteria that cause disease, how much does wearing masks and…