The Cutting Edge: COMPUTING / TECHNOLOGY / INNOVATION

America Online

* Mondy, 7 p.m.: Singer Mel Torme in an on-line conference. Keyword: Oldsmobile

CompuServe

* Friday, 9 a.m.: U.S. Auto Club champion Tony Stewart leads a discussion about motor sports. Go RACING

* Sunday, 4 p.m.: Santa Claus appears on-line to talk about everything from the reindeer to Mrs. Claus’s cooking. Go CONVENTION

* Sunday, 6 p.m.: Former New York Post movie critic Stephen M. Silverman answers your film questions in an on-line conference. Go CONVENTION

Prodigy / TimesLink

* Sunday, 7 p.m.: Join actor and model RuPaul in Prodigy on-line chat. Jump: CHAT

Internet

* Check out pop singer Madonna’s new Web site, which features sound and video clips of her most popular songs as well as lyrics and a photo gallery. It’s at https://www.wbr.com/Madonna

* Search more than 18 million business listings in the on-line Yellow Pages at https://www.ypo.com/

* U.S. News & World Report magazine has established a new site which offers daily news updates as well as an on-line version of the weekly magazine. It’s at https://www.usnews.com/

Sources: Times, wire and company reports