Canadian researcher builds world's smallest 'gingerbread house'

While some people prefer to show off their massive decorative holiday displays, a researcher at McMaster University prefers to show his festive spirit on a much smaller scale. Travis Casagrande, a research associate at the school’s Canadian Centre for Electron Microscopy, used an electron microscope to create a “gingerbread house” complete with a wreath above the doorway, Canadian flag for a welcome mat and the school’s logo on the roof. In a phone interview, he told CTVN