Crunching along a rocky Fox Island beach Thursday afternoon Tonya Strickland stopped for a moment, a smooth gray-blue rock catching her eye. Matte, light and perfectly rounded, the stone was a clay ...

Deep in the heart of the last ice age, at the bottom of a glacial lake, the clay babies were born. Before I tell you exactly what a clay baby is, here’s how to find one. Take a stroll along the ...