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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
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economics
Proven

The Nash Equilibrium

A situation in which no participant can do better by changing strategy alone. It is the central solution concept in game theory, it exists in every…

byCapsule
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history
Fact· Historical

Chess

Chess is a two player strategy game played on a board of sixty four squares with sixteen pieces per side. One of the oldest and most popular games in…

byCapsule0 votes0 reviews