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

Recently, scientists have tried to break into the secret world of microglia (the brain’s immune cells). They are trying to figure out how these cells can shape-shift into weird and wonderful formations.

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.

When a virus infects our cells, it can do a lot of damage. But, in some cases, certain viruses get into a cell and go dormant, kind of like they are taking a nap. If we are going to better fight viruses, we need to know what viruses do when they are dormant.

Honeybees need the bacteria in their bellies to stay healthy, but the medicine we give them may be wiping them out.