During extended power outages, a backup generator can save your life, but outdated equipment may be just as dangerous as having none at all. Upgrading to a next-gen device can give you peace of mind ...

Researchers created transparent solar windows that capture sunlight at the edges, cutting PV cell needs while keeping buildings visually unchanged. The device, called a cholesteric unidirectional ...

Our editor-tested and researched portable and whole-home options keep appliances and other essentials running during an ...