Raising or lowering thermostats by a few degrees, can, in theory, reduce the strain on the energy grid and prevent the need for rolling blackouts. After last winter’s storm disabled parts of the grid for several days, causing potentially hundreds of deaths, a summer heat wave is once again threatening the grid. These power stations emit hundreds of megawatts of electricity, used to supply homes, businesses, schools, and hospitals. These photovoltaic cells supply all electricity to the ISS, allowing astronauts to operate the station, safely live in space for months at a time, and conduct (...)