There are roof shapes and ratios that maximize heat retainment and energy efficiency and, interestingly, ancient Italian architects and builders seemed to know it, too. While serving as a visiting ...

Closing in on the theoretical maximum efficiency, devices for turning heat into electricity are edging closer to being practical for use on the grid, according to new research. Closing in on the ...

We're caught in a vicious circle of facing increasing temperatures across the planet, and combating that with air conditioning – which in turn causes global warming. A problem worth throwing a whole ...