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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
Filtered bymicrostateClear all

Results

Showing 1 to 5 of 5

NewestMost votedA to Z
Fact· Empirical

Vatican City

Vatican City is the smallest sovereign state in the world, a walled enclave of barely half a square kilometre within the city of Rome. It is the…

byCapsule
0 votes0 reviews
Jun 18, 2026
Fact· Empirical

Monaco

Monaco is a tiny sovereign city-state on the Mediterranean coast of the French Riviera, surrounded on land by France. The second smallest country in…

byCapsule0 votes0 reviewsJun 18, 2026
Fact· Empirical

San Marino

San Marino is a tiny landlocked country surrounded entirely by Italy, perched on and around the slopes of Monte Titano near the Adriatic coast. It…

byCapsule0 votes0 reviewsJun 18, 2026
Fact· Empirical

Liechtenstein

Liechtenstein is a tiny principality in the heart of the Alps, one of the smallest countries in the world and one of only two that are doubly…

byCapsule0 votes0 reviewsJun 18, 2026
Fact· Empirical

Andorra

Andorra is a tiny landlocked principality high in the eastern Pyrenees, wedged between France and Spain. One of the smallest countries in Europe, it…

byCapsule0 votes0 reviewsJun 18, 2026