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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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  • FactTardigrade
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The library

Capsules

1,028 capsules, each one classified by the strength of its evidence.

All1,028Fact599Proven130Theory89Hypothesis71Contested90Debunked48
geography236biology88physics67history54medicine45astronomy33psychology26mathematics26chemistry20engineering20astrophysics19neuroscience19anthropology18art18
Filtered byFactengineeringClear all

Results

Showing 21 to 22 of 22

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history
Fact· Historical

The Eiffel Tower

The Eiffel Tower is a wrought iron lattice tower in Paris, France, and one of the most recognized structures in the world. Standing about 330 metres…

byCapsule
0 votes0 reviews
physics
Fact· Empirical

Electricity

Electricity is the flow and presence of electric charge, one of the fundamental forces of nature and the power source of the modern world. From the…

byCapsule0 votes0 reviews
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