Canned tuna fish is a healthy pantry staple for many of us. But persistent headlines calling out the mercury levels found in tuna may have you worried about consuming too much of the heavy metal. So, ...

Elemental mercury (Hg 0) is a toxic air pollutant that can travel long distances and circulate globally. Scientists have long suspected that today’s emission inventories do not fully explain measured ...

For nearly 60 years, a strange chemical truce between two elements has shaped how scientists think about mercury in seafood.

It is unclear whether the modern processes of mercury cycling — such as mercury deposition in polar regions — operated before anthropogenic emissions. Ice-core records from Antarctica now reveal ...