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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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Results

Showing 1 to 2 of 2

NewestMost votedA to Z
Theory

Routine Activity Theory

The proposal that a crime requires three things to converge in space and time: someone motivated to offend, a suitable target, and the absence of…

byCapsule
0 votes0 reviews
Aug 4, 2026
Theory

Keynesian Economics

Keynesian economics is the body of theory, originating with John Maynard Keynes in the 1930s, holding that total spending in an economy drives output…

byCapsule0 votes0 reviewsAug 2, 2026