“This discovery tells us that room-temperature superconductivity is not ruled out by fundamental constants ,” University of ...

Simple, affordable, and versatile, these use an electrical resistance element encased in a ceramic block or a ceramic element that is itself semi-electrically conductive and produces heat.

With energy bills putting a crunch on the U.S. this winter, comparing the costs of electric heat vs gas heat can be an important decision for homeowners looking to save money. When Kiplinger ...