Outdoor evenings get cold fast. Once the air starts biting, people head inside and the patio goes quiet. Air-based heaters dry things out—skin,...

In a lab that demands precision or a display window that has to look flawless, even a speck of dust or a degree of temperature drift can blow the...

Winter comfort can turn into a tug-of-war. You want heat, but the air dries out—eyes sting, skin tightens, and static starts snapping. Conventional...