THIS WEEK* Tuesday, 2 p.m.: Canadian singer...

THIS WEEK

* Tuesday, 2 p.m.: Canadian singer Sarah McLachlin performs. Internet. https://www.sprint.com/sarah/

* Thursday, 6 p.m.: Former Sen. George McGovern discusses his new book, “Terry: My Daughter’s Life & Death Struggle with Alcoholism.” CompuServe. Go Convention

* Sunday, 6 p.m.: Go Backstage for the Tony Awards. America Online. Keyword: Playbill

ON THE NET

* Celebrate Memorial Day with a visit to the American war Library at https://home.earthlink.net/~amerwar/. Brush up on the Civil War, World War I & II, the Vietnam War and smaller operations and missions. The library also contains war-related speeches by presidents, listings of veterans and active-duty military personnel, and information on military organizations. The Web site describes what’s available at the library, which is accessible via modem 24 hours a day at (310) 715-2912.

* If you just can’t get enough news about technology companies, try Silicon Investor (https://techstocks.com). Find the best- and worst- performing stocks in a variety of sectors, look up scores of corporate profiles and customize your account to follow specific share prices. Visitors can also exchange information with other investors.

* Another novel time-wasting activity, called Anagram Insanity (or Main Sanitary Nag), has sprung up at https://infobahn.com/pages/anagram.html. An anagram is a word or phrase made by scrambling the letters of another word or phrase. Type something in --like your name-- and see how many anagrams the site will generate.

* Ever wonder what goes on inside a brewery? Now you can see for yourself. The Great Northern Brewing Co. in Whitefish, Mont., has just installed four Webcams to transmit live shots of the brewing operation at https://www.blackstarbeer.com/liveshot.htm

* The ALU of Southern California is now on the Web at https://www.aclu-sc.org. Read up on affirmative action and the minimum wage and learn how to make your voice heard. Other topics at the site include same-sex marriage and religious equality. Read the Bill of Rights, learn how a bill becomes law in Sacramento and get in touch with your representative in Congress.

Site suggestions can be sent to cutting.edge@latimes.com