Scientists have uncovered DNA from 214 ancient pathogens in prehistoric humans, including the oldest known evidence of plague ...

Canned salmon are the unlikely heroes of an accidental back-of-the-pantry natural history museum – preserving decades of Alaskan marine ecology in brine and tin. Parasites can reveal a lot about an ...

By analyzing ancient DNA, scientists determined when, where and how our ancestors got sick from infectious diseases.

Experiments in mice show that some gut bacteria can absorb toxic PFAS chemicals, allowing animals to expel them through feces.