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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 byhistoryClear all

Results

Showing 41 to 54 of 54

NewestMost votedA to Z
Fact· Empirical

Petra

Petra is an ancient city in southern Jordan, famous for its monumental buildings carved directly into rose-coloured sandstone cliffs. Once the…

byCapsule
0 votes0 reviews
May 22, 2026
Fact· Empirical

The Colosseum

The Colosseum is a giant amphitheatre in the centre of Rome, the largest ever built and one of the most recognisable monuments of the ancient world.…

byCapsule0 votes0 reviewsMay 6, 2026
Fact· Historical

The Renaissance

The Renaissance was a period of extraordinary cultural and intellectual flowering in Europe, lasting roughly from the fourteenth to the seventeenth…

byCapsule0 votes0 reviewsApr 4, 2026
Fact· Empirical

Christ the Redeemer

Christ the Redeemer is a colossal statue of Jesus that stands atop Mount Corcovado overlooking the Brazilian city of Rio de Janeiro. With arms…

byCapsule0 votes0 reviewsMar 28, 2026
Fact· Historical

The Roman Empire

The Roman Empire was one of the largest and most influential civilizations in history. At its height it ruled much of Europe, North Africa, and the…

byCapsule0 votes0 reviewsMar 26, 2026
Fact· Empirical

Machu Picchu

Machu Picchu is a fifteenth-century Inca citadel perched high on a mountain ridge in the Andes of Peru, around 2,400 metres above sea level. Famous…

byCapsule0 votes0 reviewsMar 24, 2026
Fact· Empirical

Stonehenge

Stonehenge is a prehistoric stone monument on Salisbury Plain in southern England, a ring of enormous standing stones raised some four to five…

byCapsule0 votes0 reviewsMar 21, 2026
Fact· Historical

The Printing Press

The printing press is a machine for transferring ink onto paper to reproduce text and images quickly and in large numbers. Its development in Europe…

byCapsule0 votes0 reviewsMar 14, 2026
Fact· Historical

French Revolution

The French Revolution (1789–1799) was a period of radical political and social upheaval in France that ended the Bourbon monarchy, abolished feudal…

byCapsule0 votes0 reviewsMar 8, 2026
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…

byCapsule0 votes0 reviewsMar 1, 2026
Fact

The Founding and Agricultural Development of Brandon, Manitoba

Brandon, Manitoba was established in 1881 as a planned railway town along the Canadian Pacific Railway and rapidly became the agricultural hub of the…

byCapsule0 votes0 reviewsFeb 25, 2026
Fact· Empirical

Great Pyramid of Giza

The Great Pyramid of Giza is the largest of the Egyptian pyramids and the oldest of the Seven Wonders of the Ancient World, and the only one still…

byCapsule0 votes0 reviewsFeb 24, 2026
Fact· Empirical

Great Wall of China

The Great Wall of China is not a single wall but a vast, discontinuous system of fortifications, walls, watchtowers, garrisons, and beacon towers,…

byCapsule0 votes0 reviewsFeb 17, 2026
Fact· Empirical

Taj Mahal

The Taj Mahal is a white marble mausoleum in Agra, India, widely regarded as one of the most beautiful buildings in the world. Built in the…

byCapsule0 votes0 reviewsFeb 3, 2026
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