A couple are saving £100,000 by building their own house, but they’re using an unconventional material to do it. Hannah Bird and her husband Charlie, both 26, purchased a quarter-acre plot of land in ...

(WKYT) — Large white blocks visible near construction on Interstate 64 in Shelby County are geofoam, a construction material made of expanded polystyrene. For today’s Good Question, Tom asks: What are ...