If it says "Nonfiction", it is nonfiction. Page titles that end in "(nonfiction)" have exclusively nonfictional content in the first part of the page.
Most everything else is subject to the fictions of my imagination.
On This Day in History: April 29
1667: Physician, satirist, and polymath John Arbuthnot born. He will invent the figure of John Bull.
1854: Mathematician, physicist, and engineer Henri Poincaré born. He will make many original fundamental contributions to pure and applied mathematics, mathematical physics, and celestial mechanics.
1985: Asclepius Myrmidon discovers unregistered halting problem, predicts imminent wave of crimes against mathematical constants.
1986: Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.
Original characters by Karl Jones, drawings by Greg Nesbitt.
Albert Einstain and Alice beta conduct research in scrying engine technology.
Havelock and Nikola Tesla conduct research into electrical field modulation and data transmission.
The Eel and Radium Jane engage in epic arm-wrestling match to determine outcome of wager.
Those parts of Fiction which are copyrightable are copyright by Karl Jones (nonfiction). Where not copyrightable, I have made some effort to say why, and give credit where credit is due.