Too cool for fuel

WASHINGTON — Scorching summer temperatures kept many air-conditioning systems on overdrive during July. However, there are a variety of alternatives to the traditional HVAC (Heating, Ventilation, and Air Conditioning) systems that blow air through ducts. Drawing...

Heat wave drives up U.S. energy demand

WASHINGTON — More than 30 states are under heat advisories and warnings this week as triple-digit temperatures stretch across the Midwest, East Coast and parts of the South. Some states reported deaths potentially linked to the heat, while others reported...