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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
Filtered bydiseaseClear all

Results

Showing 1 to 8 of 8

NewestMost votedA to Z
Fact

Viruses

Infectious agents consisting of genetic material inside a protein coat, which reproduce only inside living cells. They are the most numerous…

byCapsule
0 votes0 reviews
Aug 5, 2026
Fact

Inflammation

The body's response to injury or infection, producing redness, heat, swelling and pain. It is protective and necessary, and when it persists without…

byCapsule0 votes0 reviewsAug 5, 2026
Fact

Mutation

A change in the sequence of an organism's DNA. Mutations are the ultimate source of all genetic variation, most have no effect, some cause disease,…

byCapsule0 votes0 reviewsAug 5, 2026
Fact

Contact Tracing

Identifying the people an infected person may have exposed, so they can be tested, treated or asked to isolate before they infect others. It is a…

byCapsule0 votes0 reviewsAug 5, 2026
Fact

Quarantine

The separation and restriction of movement of people who may have been exposed to a contagious disease, to see whether they become ill. It is among…

byCapsule0 votes0 reviewsAug 5, 2026
Fact

The Immune System

The set of cells, tissues and molecules that defends the body against infection. It operates in two connected layers: a fast general response, and a…

byCapsule0 votes0 reviewsAug 5, 2026
Theory

The Basic Reproduction Number

R nought is the average number of people one infectious person infects in a population with no immunity and no countermeasures. It is the single most…

byCapsule0 votes0 reviewsAug 3, 2026
Theory· Scientific

Autoimmunity

Autoimmunity is the immune system attacking the body it belongs to. Around a hundred distinct autoimmune conditions are recognised, together…

byCapsule0 votes0 reviewsAug 3, 2026