The Academy of Natural Sciences of Philadelphia, Pennsylvania is hosting a fossil festival February 19 & 20, 2011 from 10 AM till 5 PM ...

I have been working on a procedure that visitors to the Louisville Science Center can use to learn about calculating specific gravity of ...

Spirifera vericosa brachiopod found in Jeffersonville Limestone of Clark County, Indiana.  Animal existed in the Devonian period.  These...