When Phil Stokes discusses trilobites, mucrospirifer brachiopods or bryozoans, his eyes light up and his speech accelerates. He is clearly the right man for his job: running one of the nation’s ...

Whether you are a dinosaur enthusiast, a budding archaeologist, or geology buff, the prospect of unearthing prehistoric fossils is always going to be appealing. Luckily, the United States is home to ...