Notes from the underground
Updated 4 September 2025
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A collection of philosophy links around the web.
148. Math’s Beautiful Monsters (2017)
With one bizarre equation, Karl Weierstrass demonstrated that physical intuition was not a reliable foundation on which to build mathematical theories.
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Can teleportation be verified empirically?
What’s a logical paradox?
Achilles & the tortoise
The surprise exam
Newcomb’s problem
Newcomb’s problem (sassy version)
Seeing and being
Logic test!
Philosophers say the strangest things
Favourite puzzles
Books on consciousness
Philosophy videos
Phinteresting
Philosopher biographies
Philosopher birthdays
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