“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 ...

Controlling heat flow is key to enhancing performance ... the material can reversibly alternate between different levels of electrical resistance. In the new study, the researchers showed that ...