A novel idea at Cassia’s Oakview community in Moose Lake will bring a little sunshine to residents on February 17 with the “SunSpot” Sun Bus. The bus was invented by Duluth siblings who call themselves the “Sol Sisters.” They reimagined a bus and equipped it with medical-grade therapy lamps and UVB lights to increase serotonin and vitamin D for the users. This story from WDIO-TV shares more details.