Trick or Treat Month returns... and this time it's personal! Join us for another month of spooky themes and special surprise guest apparitions! Try not to get too scared!

Our yearly cavalcade of terror rolls on with a new Grand Marshall of Terror: podcaster, author, and mad genius Dan Schreiber! And he's here to tell us about the weirdest, creepiest, most otherworldly theories ever devised of! There are lots of science-y ideas out there, and not all of them can be right, after all!

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And go to https://store.dftba.com/collections/scishow-tangents to buy some great Tangents merch!

Follow us on Twitter @SciShowTangents, where we’ll tweet out topics for upcoming episodes and you can ask the science couch questions!

While you're at it, check out the Tangents crew on Twitter: Ceri: @ceriley Sam: @im_sam_schultz Hank: @hankgreen

[Trivia Question]

The Classification of Quasithin Groups page number

https://www.livescience.com/33628-funny-physics-theorems-names.html

https://www.scientificamerican.com/article/researchers-race-to-rescue-the-enormous-theorem-before-its-giant-proof-vanishes/

https://books.google.com/books/about/The_Classification_of_Quasithin_Groups.html?id=KC0ZAQAAIAAJ

https://www.newscientist.com/article/dn20893-prize-awarded-for-largest-mathematical-proof/

[Fact Off]

Infinite monkey theorem test in a zoo

https://law.stanford.edu/wp-content/uploads/2017/10/PATENTS-IN-AN-ERA-OF-INFINITE-MONKEYS-AND-ARTIFICIAL-INTELLIGENCE.pdf

https://www.npr.org/sections/13.7/2013/12/10/249726951/the-infinite-monkey-theorem-comes-to-life

http://news.bbc.co.uk/2/hi/3013959.stm

https://www.theguardian.com/uk/2003/may/09/science.arts

Nostradamus: predictions & jam & benzoic acid

[Ask the Science Couch]

Theory of mind & false belief tests

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3629913/

https://www.cambridge.org/core/journals/behavioral-and-brain-sciences/article/does-the-chimpanzee-have-a-theory-of-mind/1E96B02CD9850016B7C93BC6D2FEF1D0

https://psycnet.apa.org/record/2010-18540-002

https://link.springer.com/referenceworkentry/10.1007/978-1-4419-1698-3_91

[Butt One More Thing]

Freudian developmental theory & the anal stage

https://www.ncbi.nlm.nih.gov/books/NBK557526/

Purification Of The Soul Ep. 10: The Heart That Is Saleem - Shaykh Mokhtar Maghraoui