In this video, This Old House plumbing and heating expert Richard Trethewey helps a homeowner solve a cold spot in their home (the bathroom) radiant floor heating and an advanced heat exchanger.

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

("Spectra7" or the "Company"), a leading provider of high-performance analog semiconductor products for broadband connectivity markets, today announced that I-PEX Inc. ("I-PEX"), a leading Japan ...