Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of consumer electronic devices, including laptop adapters, LED driver power ...

Half advice show. Half survival guide. Half absurdity-fest. (Wait, how does this work again? We're not numbers people.) Each episode, we answer all your burning questions, from how to survive a public ...

A research team from Korea have uncovered how plants rapidly activate a hidden genetic “switch” helping them survive in cold ...

We tested 25 indoor air quality monitors and picked the 9 best to help you detect pollutants and breathe cleaner air at home.

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...

Weight (cellulose): Heavy cellulose can potentially damage older drywall or ceilings if applied too thick.