Notes from the underground
Updated 7 November 2025
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A collection of philosophy links around the web.
70. General Relativity at 100 – Still Ahead of its Time (2015)
As technology caught up, Einstein’s predictions were verified, one by one. Now only gravitational waves remain.
cosmosmagazine.com
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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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