Scientists recreated the origins of one of life's most important partnerships, uncovering how symbiotic relationships can ...

With recent E. coli outbreaks linked to certain foods, it’s important to stay informed about the products you buy and eat, as well as how to recognize symptoms and know when to seek proper care. E.

Bacteria usually help the body break down and digest food. However, some types of E coli can cause serious health problems (see graphic). This is especially dangerous for very young or very old ...