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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
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political science
Fact

Political Parties

Organisations that seek to place their members in government, generally by contesting elections. They are not mentioned in most founding…

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political science
Theory· Mathematical

The Median Voter Theorem

The median voter theorem states that under certain conditions, a majority-rule election between two candidates will be won by the position preferred…

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political science
Theory· Scientific

Duverger's Law

Duverger's law states that an electoral system in which the single candidate with the most votes wins each district tends to produce two dominant…

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