“Triage and Transition: Science and Policy to Move Beyond Gas”: 7 p.m. Sept. 25, Reading Public Library, 64 Middlesex Ave. For information: http://readingpl.org. Professor Nathan Philips will present “Triage and Transition: Science and Policy to Move Beyond Gas” on the dangers of natural gas leaks.
Red Cross blood donation opportunity: 2-7 p.m. Sept. 25, Good Samaritan Lodge, 110 Haven St., Reading. For information: http://redcrossblood.org. The American Red Cross will accept blood donations.
“Silent Sky”: 8 p.m. Fridays and Saturdays and 2 p.m. Sundays, Sept. 27-Oct. 12, Quannapowitt Players Inc., 55 Hopkins St., Reading. Cost: $22; $20, seniors and students. For information: 781-942-2212; http://qptheater.com. “Silent Sky” is the first full-length play of Quannapowitt Players’ 83rd theatrical season, “Silent Sky,” will open on Sept. 27 and run three weekends through Oct. 12 at Quannapowitt. Written by Lauren Gunderson and directed by Nancy Curran Willis, “Silent Sky” will feature Grace Sumner, Rachael Furgiuele, Nancy Finn, Demetra Tseckares and Nick T. Miller. This play tells the true story of 19th-century astronomer Henrietta Leavitt.
Red Cross blood donation opportunity: 10 a.m.-3 p.m. Oct. 2, Reading Cooperative Bank, 55 Walkers Brook Drive. For information: http://redcrossblood.org. The American Red Cross will accept blood donations.
Red Cross blood donation opportunity: 10 a.m.-3 p.m. Oct. 8, Saint Agnes’ Parish Hall, 186 Woburn St., Reading. For information: http://redcrossblood.org. The American Red Cross will accept blood donations.
Reading Fire Department open house: 10 a.m.-1 p.m. Oct. 14, Main Street Fire Station, 757 Main St., Reading. For information: 781-944-3132. The Reading Fire Department, in conjunction with the Reading Firefighters Association, Local 1640, will hold an open house. Reading residents of all ages are welcome to attend. The open house provides residents the opportunity to see all of Reading’s fire and rescue vehicles and equipment.
Support group for family members and friends of individuals with mental illness: 7-8:30 p.m. first and third Wednesday of the month, Unitarian Universalist Church of Reading, 239 Woburn St., Reading. Free. For information: Cate, 781-475-2189; Diane, 978-302-4170; or Guy, 508-736-3887. The group is sponsored by the Central Middlesex Affiliate of the National Alliance on Mental Illness. Meetings take place in Room 205, Loring — the building to the right of the church from Summer Avenue.
Teen library volunteers: 3:30-4:30 p.m. first Tuesdays, Reading Public Library, Teen Area, 64 Middlesex Ave. For information: 781-942-6703; http://goo.gl/64VgJO; firstname.lastname@example.org. Students in grades 6-12 are encouraged to volunteer their time, creativity and enthusiasm. Applications can be filled out online and throughout the school year.
Overeaters Anonymous: Overeaters Anonymous meets weekly at the following times at the Church of the Good Shepherd, 95 Woburn St., Reading: 9:30-11 a.m. and 8-9 p.m. Tuesdays, 9:30-11 a.m. and 6-7 p.m. Wednesdays. For information: 781-641-2303.
Girls Who Code: 9:30-11:30 a.m. Saturdays October-May, Reading Public Library, 64 Middlesex Ave. Free. For information: http://readingpl.org/?page_id=5167. Providing a space for young women to learn more about computer science, the Reading Public Library will offer a Girls Who Code club for the third year in a row. Partnering with the international Girls Who Code organization, the library’s club provides an opportunity for girls in grades six through 12 to learn computer science.
Total Fitness: 9-10 a.m., Tuesdays, Pleasant Street Center, 49 Pleasant St. For information: 781-942-6794.
Reading Ramblers Walking Club: 1:30 p.m. Tuesdays, 10 a.m. Fridays. For information: 781-942-6658; email@example.com. The club will meet all over town. For meeting spots, check out the Pleasantries newsletter or contact the Pleasant Street Center at 781-942-6794. People can walk at their own pace and enjoy benefits such as increased energy, a healthy lifestyle and a friendly, non-competitive exercise.
Reading Food Pantry donation collection: The Reading firefighters are collecting canned goods and nonperishable food items for the Reading Food Pantry. Collection boxes are located at the Main Street Fire Station, 757 Main St., Reading. For information: 781-944-3132.