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Guinness Book of World Records

This photo provided by Daniel Wilsey shows Dorothy Hoffner, 104, falling through the air with tandem jumper Derek Baxter as she becomes the oldest person in the world to skydive, Sunday, Oct. 1, 2023, at Skydive Chicago in Ottawa, Ill. (Daniel Wilsey via AP, File)
Oct 11, 2023 | Associated Press

On Oct. 1, Dorothy Hoffner made a tandem skydive that could land her in the record books as the world's oldest skydiver. She jumped out of a plane from 13,500 feet.

Dorothy Hoffner, 104, becomes the oldest person in the world to skydive with tandem jumper Derek Baxter on Sunday, Oct. 1, 2023, at Skydive Chicago in Ottawa, Ill. (Brian Cassella / Chicago Tribune via AP)
Oct 2, 2023 | Associated Press

Dorothy Hoffner first skydived when she was 100. On Sunday, she left her walker behind just short of the Skyvan plane at the Ottawa airport and was helped up the steps to join the others waiting inside to skydive.

May 21, 2015 | Natalie Valdes

Scott Flansburg is in the Guinness Book of World Records as the “Fastest Human Calculator.” Flansburg correctly added a randomly selected two-digit number (38) to itself 36 times in 15 seconds without the use of a calculator. Flansburg shares his gift and love of math with children all around the world. He joins Chicago Tonight to put our own calculator to the test.