Hearst Corporation is an international media company that encompasses publishing, television broadcasting, Internet, television production, enterprise information, and newspaper content syndication businesses. The company also includes a real estate unit. The firm produces magazines, newspapers, and trade periodicals. It publishes the 'Houston Chronicle,' the 'San Francisco Chronicle,' and 10 other daily newspapers across the United States. The company publishes 19 U.S. magazines and 119 international editions of those titles. Magazines include 'Cosmopolitan,' 'Esquire,' 'Harper's BAZAAR,' 'Good Housekeeping,' 'Popular Mechanics,' and 'Seventeen.' Magazine circulation companies include Communications Data Services, Tower Publishing Services, Comag Marketing Group, and Indas Limited. The Hearst-Argyle Television unit, formed with the 1997 merger of Hearst's Broadcasting Group with Argyle Television Incorporated, operates 28 U.S. television stations. Hearst also is known for its ESPN, ESPN2, The History Channel, Lifetime, and A&E networks. The King Features business syndicates newspaper content. The Hearst Interactive Media has invested in Gather, MobiTV, Jingle Networks, USDTV, Brightcove, XM Satellite Radio, Hire.com, iVillage, E Ink, Netscape, and other companies. Hearst Business Media (HBM) operates business-to-business (B2B) information services and data repositories. It also produces business publications. The unit serves customers across the automotive, electronics, medical, and pharmaceutical sectors. HBM is known for its ZynxCare (TM) and OrderView Med Knowledge Base (TM) information technologies and services. The unit publishes 'Diversion,' 'Floor Covering Weekly,' and other magazines.