Scientists are trying to understand how complex life emerged on Earth about 2 billion years ago. Our microbial ancestors could be the key.

Most microbes either help human health or do not affect people’s health one way or the other. Of the millions of types of microbes in the world, only a few make us sick. Microbes are organisms that ...

Microbes are part of the food we eat and can influence our own microbiome, but we know very little about the microbes in our foods. Now, researchers have developed a database of the 'food microbiome' ...

Add Yahoo as a preferred source to see more of our stories on Google. Cryptobiotic soil crust in Canyonlands National Park, Utah, requires microorganisms living in these crusts to help hold the soil ...