The stable lead isotope methodology can be used to study the release of lead from bone into the circulation because of its potential to distinguish circulatory lead from "older" and isotopically ...

Whether it's the summer grass that tickles your feet or the red Bordeaux smacking on your palette, nearly every part of the world around you carries special chemical markers. These markers, called ...

It is very tempting to purposefully mislabel a product if you can make extra money and get away with it. But, using isotope analysis, chemists have devised a way to discriminate conventional and ...

When Irish criminal investigators couldn’t identify a dismembered body, parts of which they found around a canal near Dublin in the spring of 2005, Wolfram Meier-Augenstein got a phone call. An ...

Unless you’ve been fossilized in a cave for the last few decades, you’ve probably heard about the debate over whether dinosaurs were cold-blooded or warm-blooded. Researchers have attacked this ...