The Duanesburg Historical Society meeting. Robert Stark will present The Amazing Mr. Sheldon Jackson. 7 p.m. at Bishop Scully Hall, 1735 Alexander Rd, Delanson, 12053.

You Are What You Eat: How Chemistry Informs About Ancient Ecosystems., Dr. Robert S. Feranec will discuss how he uses different chemicals in fossilized teeth and bones. From 12:10 to 12:40 p.m., in the Huxley Theater, 222 Madison  Avenue Albany, 12230. Bring lunch.

Elliott House Thrift Shop Opening. From 10 a.m. to 7 p.m. Route 81 in Norton Hill (former Powell Store)

PSA Bethlehem Grange #137 Meeting. Recognizing 146th Birthday followed by the meeting. 7 p.m. at 24 Bridge St., Selkirk, 12158.

Science Lecture Series: Fifty Years of Memories – The Sand Plains of Glacial Lake Albany. Reservations required: 518-456-0655 or visit www.AlbanyPineBush.org/events. Gathering starts at 6:30 p.m. at Albany Pine Bush Discovery Center, 195 New Karner Road, Albany.

CANCELLED - Tom Allison's presentation Phillip Hooker: Albany Architect will be featured at the Guilderland Historical Society's meeting. 7 p.m. at the Mynderse-Frederick House, 451 Route 146, Guilderland Center. For information call 518 861-8582.

Kurt Vonnegut in Schenectady. Spring historic talk with Jessica Polmateer at Schenectady County Historical Society. 2 p.m. at Mabee Farm Historic Site, 1100 Main Street, Rotterdam Junction, 12150. (518) 887-5073

Wildwood Foundation to Host Trivia Night Fundraiser. 5:30 p.m. at the Fort Orange Brewing, 450 N Pearl St, Albany, 12204.

Half Moon Button Club Monthly Meeting. Social time starts 10 a.m. followed by business meeting at 11 a.m. 2 p.m. at Bethlehem Public Library, 451 Delaware Ave, Delmar, 12054

Social Media Workshop. Will discuss training for Harvest Connection farmers and farmers’ market managers. Register at: (518)765-3518 or