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Capsule of the Day

DebunkedThe PolygraphThe instrument popularly called a lie detector, which records breathing, blood pressure, pulse and skin conductance dur…

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The library

Capsules

1,028 capsules, each one classified by the strength of its evidence.

All1,028Fact599Proven130Theory89Hypothesis71Contested90Debunked48
geography236biology88physics67history54medicine45astronomy33psychology26mathematics26chemistry20engineering20astrophysics19neuroscience19anthropology18art18
Filtered byContestedbehaviourClear all

Results

Showing 1 to 2 of 2

NewestMost votedA to Z
Contested

The Heritability of Intelligence

How much of the variation in measured intelligence is attributable to genetic variation is among the most technically misunderstood questions in…

byCapsule
0 votes0 reviews
Aug 3, 2026
Contested

Evolutionary Psychology

Evolutionary psychology proposes that the human mind, like the human body, was shaped by natural selection, and that many features of thought and…

byCapsule0 votes0 reviewsAug 2, 2026