Australia has approved the first vaccine to protect its shrinking koala population against chlamydia, a disease that accounts for as many as half of deaths in the wild among the country’s iconic ...

Koalas are an endangered species. This was not always the case, as the wild, adorable marsupials were once widespread across the Australian continent. However, over the last two centuries, ...

The bacteria that cause chlamydia might be trickier than we knew. In a new study this week, scientists have found evidence that these bacteria can hide in our intestines. The findings might explain ...

The genus chlamydia includes several species that can cause sexually transmitted infections (STIs), pneumonia and other respiratory infections, eye infections, and more illnesses. When you hear the ...