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

Humans change the world around us in many ways, cutting down trees, building roads, using resources. But what happens when we try to restore some of the things an area has lost? And should we try to do so?

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.

Scientists thought that flying reptiles known as Pterosaurs were slowly dying off before an asteroid caused a huge die-off on Earth. But new fossils found in Africa tell a different story.

Mushrooms release billions of spores into the air each year. Could those spores help promote rain by seeding new rain clouds?