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

The microbes that live inside us affect more about our lives than we might think. Taichi Suzuki is learning how these hitchhikers have been changing alongside humans.

Viruses are everywhere, and most are harmless, but that isn’t the case for the SARS coronavirus. Where did this virus come from?

Learn about mosquito life cycles, the dangers of mosquitoes, and how to protect yourself and reduce breeding grounds for mosquitoes around your home.

Earth’s changing temperatures are affecting animals on land, but they are also affecting other areas. Dive into the marine world with us to explore the effects of rising temperature and ocean acidification on algae.