As a graduate student working out of Chicago’s Field Museum of Natural History, evolutionary biologist Shane DuBay noticed soot clinging to the bird specimens he handled. Like many researchers, he ...

Lead exposure has left its toxic fingerprints all over history. We've come a long way in reducing its presence, but even low levels of lead can wreak havoc, especially on the cognitive development of ...

A new study highlights a surprising lens for tracking pollution trends over centuries: preserved plants and animals housed at natural history museums around the world. According to Shane DuBay, a ...