Solved I believe the answer to the riddle is “Non Friction

11 of History's Toughest Riddles

homework and exercises - Solving the helicopter hanging cable problem through differential analysis - Physics Stack Exchange

Troubled waters: the best disaster-at-sea nonfiction

Agnostic-ish: My Search for Faith in a Scientific World, by Christian Keil, Pronounced Kyle

Books Coming Out in 2023

December 1, 2023: Volume XCI, No. 23 by Kirkus Reviews - Issuu

Please help me solve this zoology riddle?? : r/zoology

The Riddle of the Sphinx (Inside No. 9) - Wikipedia

Blog, DarWrites

Five Fictional Riddles That Can't Be Solved

114 Murder Mystery Riddles To Test Your Deduction Skills

Medium Riddles with Answers - Brainzilla

So misinformed, yet so confident : r/MurderedByWords