*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Whenever he wants to use the hot tub at his Edwardsville home, Matt Herren has to make sure he has an unlikely ingredient: ...

TOWER, Minn. — They make some of the best sauna stoves and wood furnaces in the United States in Tower, Minn., and the mastermind behind the Kuuma brand last week stood outside on a brightening day.

Tower company claims to have best wood furnace around Restricted in some big cities as smoke-belching smog machines and targeted by the federal Environmental Protection Agency for tough new emissions ...

MONTPELIER -- When oil prices climbed, more people turned to wood to heat their homes, many using outdoor wood furnaces that to some are air-polluting nuisances. From Vermont to Connecticut to Indiana ...