Add Yahoo as a preferred source to see more of our stories on Google. If you’re struggling with cold drafts and higher-than-should-be energy bills in your home, it’s likely that poor window insulation ...

Covering your drafty windows with plastic can reduce your home's cooling and heating costs with minimal effort CR tested popular window insulation kits, all of which were easy to install and remove, ...

Physicists at CU Boulder have designed a new material for insulating windows that could improve the energy efficiency of buildings worldwide—and it works a bit like a high-tech version of Bubble Wrap.