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

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 now explore and visualize these questions as you figure out how you could slow the pandemic.

To learn the latest about the COVID vaccines, the number of people who have been vaccinated, and more, visit our story page COVID-19 Vaccines.

Also in: Español

Bonobos and chimpanzees look a lot alike and they use similar gestures or movements to communicate. But do the same gestures always mean the same thing?

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.

Some organisms, like this fungus, are able to glow, as if they were from an alien planet. But until recently, plants couldn't glow. Learn how scientists have found a way to make plants glow here on Earth.