The Le Maire sundial compass was the mid-18th century equivalent to today’s GPS. It was found near Green Bay in 1902 and recalls a time when Wisconsin was part of New France. The Neville Public Museum's Kevin Cullen has the story.
One of the most fabled stars in human history, the Star of Bethlehem, is also one of the biggest mysteries. What was the Star of Bethlehem? Meg Jones tells us the story of a Wisconsin man who found one possible answer in his coin collection.
The 40-inch refracting telescope at Yerkes Observatory in Williams Bay, Wisconsin, contains the world’s largest refracting lenses. Built in 1895, the telescope and observatory are owned by the University of Chicago.