Hypothesis
proposed explanation for an observation, phenomenon, or scientific problem
CLAW hypothesis
carbon chauvinism
body memory
Fisher hypothesis
algorithmic radicalization
proton decay
Farming/language dispersal hypothesis
primitive promiscuity
Younger Dryas impact hypothesis
Pseudo-panspermia
five-minute hypothesis
Mass–energy–information equivalence
dark forest hypothesis
Berserker hypothesis
stress gradient hypothesis
primordial black hole
Global saving glut
Sphinx water erosion hypothesis
supplementary hypothesis
iris hypothesis
Dollo's law of irreversibility
Dopamine hypothesis of schizophrenia
One gene–one enzyme hypothesis
Original sin
facial feedback hypothesis
Vine–Matthews–Morley hypothesis
filter bubble
lexical hypothesis
Candidate gene
Orthogenesis
Handicap principle
knowledge gap hypothesis
fifth force
Modified Newtonian dynamics
life-cycle hypothesis
just-world hypothesis
focal infection theory
clathrate gun hypothesis
Russian occupation of Crimea
senescence-associated beta-galactosidase
Augustinian hypothesis
Independence hypothesis
polygenesis
Stolen body hypothesis
Multi-source hypothesis
Escalation hypothesis
thermal time hypothesis
Khazar theory of Ashkenazi ancestry
Sexy son hypothesis
Father Tongue hypothesis