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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.

All1,028 Fact599 Proven130 Theory89 Hypothesis71 Contested90 Debunked48

geography236 biology88 physics67 history54 medicine45 astronomy33 psychology26 mathematics26 chemistry20 engineering20 astrophysics19 neuroscience19 anthropology18 art18

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Newest Most voted A to Z

Fact

Antibodies

Proteins produced by the immune system that bind specifically to a target and mark it for removal. Their variety is generated at random before any…

byCapsule

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Aug 5, 2026

Fact

The Ribosome

The molecular machine that reads genetic messages and builds proteins from them. It is present in every living cell, it is largely made of RNA rather…

byCapsule0 votes0 reviewsAug 5, 2026