The so-called hexavalent form of chromium—used in those coatings and also in paints and dyes—poses a cancer risk to more than a half-million U.S. workers.

Highly dilute metal ions can aggregate in a high-temperature ionic-liquid medium and form long-lived clusters. The unexpected finding, which is the result of a study that combines experiment and ...

Mobile users of Chrome will need to wait for the amorphous "later this year" timing. Next, Microsoft and Google will work on making form controls easier to style, Dodson said.