Scientists studying thousands of rats discovered that gut bacteria are shaped by both personal genetics and the genetics of ...

Diseases started jumping from animals to humans at least 6,500 years ago, researchers found in a new study of ancient DNA. After analyzing ancient DNA from 1,313 prehistoric humans from Europe and ...

Dogs bring joy and companionship, but they can also carry diseases that affect humans. While rabies is widely recognized, there are numerous other dog-borne illnesses, including leptospirosis, ...