Paradox
statement that, despite apparently valid reasoning from true premises, leads to an apparently-self-contradictory conclusion
Grelling–Nelson paradox
Ship of Theseus
chain store paradox
all horses are the same color
Skolem's paradox
Forrester's paradox
Bertrand's box paradox
unexpected hanging paradox
missing square puzzle
andromeda paradox
elevator paradox
liberal paradox
Ellsberg paradox
Easterlin paradox
apportionment paradox
apportionment paradox
productivity paradox
new riddle of induction
black hole information paradox
paradox of thrift
paradox of the Court
Alabama paradox
interesting number paradox
quantum Cheshire Cat
coastline paradox
Allais paradox
hydrostatic paradox
Newcomb's paradox
buttered cat paradox
Peto's paradox
Sayre's paradox
catch-22
paradox of hedonism
Giffen good
movement paradox
proton radius puzzle
physical paradox
d'Alembert's paradox
World upside down
Galileo's paradox
Abilene paradox
potato paradox
rebound effect
Zeno's paradoxes
liar paradox
Russell's paradox
temporal paradox
temporal paradox
Arrow's impossibility theorem
twin paradox