High levels of a chemical element that has been known to cause deformities in birds have been found in Upper Newport Bay. State water quality officials have ordered Newport Beach, the county, and ...

Scientists have found high levels of the toxic element selenium in rock samples from an area in the north of England that has been targeted for shale gas extraction, known as fracking. A team from the ...

For the first time, research has shown how much of a critical role the natural antioxidant selenium plays at the earliest stages of a woman's fertility. "Selenium is an essential trace element found ...