Heat pumps are the most energy-efficient way of controlling indoor temperature. By moving heat between locations, they avoid the inefficiencies of generating heat in the first place. But that doesn’t ...

I thought I understood how this worked from the article, but after clicking through to the abstract it says "Under one-time a.c. electric stimulation, the device is thermally and mechanically cycled ...

A patent proposal by Thermwood could solve one of large area extrusion’s oldest challenges: keeping bead size consistent when a pellet fed printhead speeds up, slows down, and corners.