IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Glass jar containing selenium ...

The Shasta Indians never enjoyed a war fully unless they had first smeared their faces with reddish cinnabar (mercury sulfide), which they got from a big deposit in northern California. Last week it ...

In this interview, Michael Hull talks about using portable X-ray fluorescence for detecting and quantifying mercury contamination in the field. What are the health and environmental risks associated ...

High sulfate levels may be more than just a wild rice issue. Scientists have found a link between sulfate and the type of mercury -- methyl mercury -- that is toxic to fish, animals and people. When ...