Researchers have discovered giant DNA structures in oral bacteria, and data hint they could influence the function of your ...

Some genetic disorders—such as cystic fibrosis, hemophilia and Tay Sachs disease—involve many mutations in a person's genome, ...

Scientists dug into paleofeces for a new study, learning some very intimate details about how long-ago people lived.

For billions of years, bacteria have waged an ongoing arms race against viruses, evolving many defense mechanisms against the ...

An analysis of the bones and teeth of ancient mammoths (Mammuthus) has identified some of the microorganisms that lived in the animals’ mouths and bodies more than one million years ago. The study, ...

DNA from a new Bartonella bacterium has been detected in sand flies in the Brazilian Amazon, similar to the strains that ...

A groundbreaking study reveals why colorectal cancer rates are soaring in adults under 50. Childhood exposure to colibactin ...

DNA within dried feces dating from more than 1,000 years ago provides valuable insights into the pathogens that plagued ...