Space, time and relativity, sponsored by Science Integration Institute and Portland State University for Science Education, talk geared to general public presented by Science Integration Institute president and PSU adjunct professor Todd Duncan, 7 p.m. to 8:30 p.m., PSU Science Building 1, Room 107, 1025 S.W. Mill St. Call 503-848-0280.
Rethinking civilization, sponsored by Illahee, talk by author Derrick Jensen, 7:30 p.m., First Congregational Church, 1126 S.W. Park Ave., $14 general, $10 students. Call 503-222-2719.
'kNOw Ivy Day,' sponsored by Forest Park No Ivy League, for volunteers to remove English ivy, which chokes other plants; bring gloves and water bottle, wear appropriate clothes, 9 a.m. to noon, drop-in site is Lower MacLeay Trailhead, 2960 N.W. Upshur St.; celebration 12:30 p.m. to 2 p.m. at Creston Park, Southeast 42nd Avenue and Powell Boulevard. Call 503-823-3681.
Tell It to a Judge, sponsored by Multnomah County Bar Association, local judges answer questions from the public, 10 a.m. to 2 p.m., Lloyd Center, Northeast Multnomah Street and 15th Avenue. Call 503-222-3275.
Composting hootenanny, sponsored by Growing Gardens, composting 10 a.m. to 11:30 a.m.; worm bin, 11:30 a.m. to 1 p.m., Outer Southeast Portland (call for address), sliding scale donation $3-$10. Call 503-546-6811.
Naturescaped yard tour, sponsored by Naturescaping for Clean Rivers Program, drop-in tour shows native plants, chemical- and pesticide-free gardening, water conservation and 'right plant in the right place,' 2 p.m. to 4 p.m., reservations required by noon Saturday. Call 503-797-1842.
'A Rabbinic View of Human Rights in Israel,' sponsored by Portland chapter of Brit Tzedek v'Shalom and others, talk by Rabbis for Human Rights executive director Rabbi Arik Ascherman, 7:30 p.m., Congregation Neveh Shalom, 2900 S.W. Peaceful Lane. Call 503-249-1957.
Tools to overcome barriers to a happy and successful life, sponsored by motivational speaker and author Jacqueline Lerner-Aderman, choose one introductory workshop, 1:45 p.m. to 3 p.m. or 3:30 p.m. to 4:45 p.m., see Thursday listing for alternative times, 800 N.E. Oregon St., #120B, space limited. Call 503-402-2634.
'Eyewitness from Iraq: War, Conscience and Faith,' sponsored by Pax Christi Portland, talk by Pax Christi USA coordinator Dave Robinson, 7 p.m. to 8:30 p.m., St. Andrew's Catholic Church, 806 N.E. Alberta St. Call 503-234-1611.
Tools to overcome barriers to a happy and successful life, sponsored by motivational speaker and author Jacqueline Lerner-Aderman, choose one introductory workshop, 9:15 a.m. to 10:30 a.m. or 11:45 a.m. to 1 p.m., see Tuesday listing for alternative times, 800 N.E. Oregon St., #120B, space limited. Call 503-402-2634.
Conflict Within Groups II: The Hidden Agenda, sponsored by Oregon Peace Institute, workshop to present strategies to deal with hidden agendas, 6:30 p.m. to 8:30 p.m., First United Methodist Church, 1838 S.W. Jefferson St., $10 donation suggested. Call 503-222-3105.
Literature and Art of the Internment and its Aftermath, sponsored by Oregon Historical Society and Oregon Cultural Heritage Commission, 7 p.m., Multnomah County Central Library, 801 S.W. 10th Ave., repeats noon Friday, Oregon Historical Society, 1200 S.W. Park Ave. Call 503-306-5198.