One of the Internet's oldest and most famous virtual communities, which has been losing members since its glory days in the early 1990s, is up for sale. The board of directors of Salon.com, which bought The Well in 1999, said this week it has authorized the sale of the online community and e-mail account provider.

A computer worm targeting corporate networks with the Windows 2000 operating system arrived less than a week after Microsoft Corp. warned of the security flaw. Among companies affected by the worm and its variations were ABC, CNN, The Associated Press, The New York Times and Caterpillar Inc. In California, San Diego County said it needed to cleanse 12,000 computers of the bug. ABC News producers had to use electric typewriters Tuesday to prepare copy for their "World News Tonight" broadcast, according to spokesman Jeffrey Schneider.

San Francisco Mayor Gavin Newsom launched an initiative Tuesday to bring free or affordable wireless Internet service to all the city's citizens within a year. With the initiative, San Francisco joins numerous other cities across the country that say they have municipal wireless projects in the works. Until now, Philadelphia was the only large metropolitan area to do so.

The search giant quietly acquires the startup, netting possibly a key player in its push into wireless, "the next frontier in search."

Amazon.com is merging photographs and maps in a new search service that offers virtual tours of two dozen U.S. cities. The company's A9 search subsidiary is expected on Tuesday to launch a beta of A9.com Maps, which lets people see street-level photos of addresses and get driving directions.

The MySpace acquisition shows the News Corp. mogul aims to create "an original type of portal." That could be bad news for Yahoo! and AOL.

What do football fans and cell phones have in common? Lots, if you happen to be a Sprint customer. Starting this fall, Sprint subscribers can use their cell phones to gain access to a range of exclusive content from the National Football League.

What do you get if you cross Google Maps with an online gas-price tracker? A shift in the way the Web works. The advent of the Web 10 years ago opened up vast banks of information to anyone with an Internet connection. Now, clever programming tricks that use data from public Web sites are letting developers mix up that information to suit consumers' particular needs.

Add TiVo Inc. to the list of companies trying to wed the Internet to television. The digital recording company will soon allow customers to download TV shows to their set-top boxes via the Internet - even before the shows air on TV. TiVo has struck a deal with the Independent Film Channel to transmit several of the cable channel's shows through a broadband connection as part of a trial program.

When CBS tried to simulcast David Letterman's show on 15 radio stations two years ago, even the star joked that it would sound terrible on the radio. He was right. The experiment flopped, cementing a widespread belief that TV doesn't play without pictures. But podcasting is turning conventional wisdom about TV broadcasting on its head as thousands of people sign up to download and listen to free, audio-only versions of their favorite shows or special MP3-only programming.