Katharina M. Fromm relates how barium and its ores went from a magical, glowing species that attracted witches and alchemists to components in a variety of compounds that are key parts of modern life.

A barium swallow is a type of test used to look inside the esophagus, or food pipe. A doctor might recommend this test if they need to look at the outline of any part of a person’s digestive system.

This sixty-nine-year-old man had suffered from intermittent dysphagia for four years. After a bread-barium swallow (not shown here), he complained of dysphagia, and the bread could not be seen ...

Microorganisms greatly influence arsenic 1 and barium 2 geochemical cycles. Of the two, arsenic is extremely toxic to most life forms, except for a few arsenic-respiring bacteria 1 and eukaryotic ...

Named after the Greek word barys for "heavy," barium is a relatively dense and reactive alkaline earth metal. It is only found naturally when combined with other elements, and compounds containing ...

It is found that high concentrations of salts, including those of radium and barium, are present in the flowback waters from late-end fracking operations, lending fears over potential groundwater ...

Barium is a liquid that shows up the outline of your organs when you have an x-ray. You might have this test to check part of your digestive system. Barium is a white liquid that shows up clearly on ...