air cooler

The “Cold Tube” can cut air conditioning energy consumption by up to 50 percent
Exterior of Cold Tube demonstration pavilion. Credit: Lea Ruefenacht The “Cold Tube” can cut air
Providing cooling without power

Device developed at MIT could provide refrigeration for off-grid locations. MIT researchers have devised a

New painted-on polymer coating acts as a spontaneous air cooler and could be significant

Columbia Engineers make white paint whiter—and cooler—by removing white pigment and invent a polymer coating,