"light and shadow"
1 episodes tagged with this keyword
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Mark Koernke and Don Fletcher discussed visual illusions and optical perception, including impossible geometric shapes, architectural illusions, and how the human brain interprets light and shadow. They covered examples from Scientific American magazine, a 2007 Sandra Bullock film poster, and a museum installation in Japan that creates underwater illusions. The show included a caller (Bill) who reported on local radio network issues in the Upper Peninsula, shared information about surplus Motorola radios available for $5 each at a county storefront in Austin, Texas, and discussed surplus police vehicles for sale. The hosts emphasized preparedness and independent communication systems, and discussed creative uses for cube vans as mobile radio platforms.