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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
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Results

Showing 481 to 500 of 599

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Fact· Historical

Napoleon Bonaparte

Napoleon Bonaparte (1769 to 1821) was a French military and political leader who rose during the French Revolution to become Emperor of the French…

byCapsule
0 votes0 reviews
Jun 12, 2026
Fact· Historical

Stephen Hawking

Stephen Hawking (1942 to 2018) was a British theoretical physicist who became one of the most famous scientists of his time, renowned for his work on…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Frida Kahlo

Frida Kahlo (1907 to 1954) was a Mexican painter known for her vivid, deeply personal self portraits and her use of Mexican folk traditions. Once…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart (1756 to 1791) was an Austrian composer regarded as one of the greatest musical geniuses in history. A child prodigy who…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Aristotle

Aristotle (384 to 322 BC) was an ancient Greek philosopher and scientist whose work shaped Western thought for two thousand years. He wrote on an…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Martin Luther King Jr.

Martin Luther King Jr. (1929 to 1968) was an American Baptist minister and the most prominent leader of the civil rights movement, which fought to…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Cleopatra

Cleopatra (69 to 30 BC) was the last active ruler of ancient Egypt, a shrewd and highly educated queen whose alliances with the most powerful men of…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Vincent van Gogh

Vincent van Gogh (1853 to 1890) was a Dutch painter whose bold colours and expressive brushwork made him one of the most influential figures in the…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

William Shakespeare

William Shakespeare (1564 to 1616) was an English playwright and poet, widely regarded as the greatest writer in the English language. His plays and…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Abraham Lincoln

Abraham Lincoln (1809 to 1865) was the sixteenth President of the United States, who led the nation through its civil war and brought an end to…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Mahatma Gandhi

Mahatma Gandhi (1869 to 1948) was the leader of India's independence movement against British rule, famous for his philosophy of nonviolent…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Ada Lovelace

Ada Lovelace (1815 to 1852) was an English mathematician often celebrated as the first computer programmer. Working with Charles Babbage's designs…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Galileo Galilei

Galileo Galilei (1564 to 1642) was an Italian astronomer, physicist, and engineer, often called the father of modern science. By insisting on…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Charles Darwin

Charles Darwin (1809 to 1882) was an English naturalist whose theory of evolution by natural selection transformed our understanding of life. He…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

Isaac Newton

Isaac Newton (1642 to 1727) was an English mathematician and physicist, widely regarded as one of the greatest scientists who ever lived. His…

byCapsule0 votes0 reviewsJun 12, 2026
Fact· Historical

The Wright Brothers' First Flight

On 17 December 1903, near Kitty Hawk, North Carolina, the brothers Orville and Wilbur Wright achieved the first sustained, controlled flight of a…

byCapsule0 votes0 reviewsJun 11, 2026
Fact· Historical

Tea

Tea is a drink made by steeping the cured leaves of the tea plant in hot water. After plain water, it is the most widely consumed beverage in the…

byCapsule0 votes0 reviewsJun 11, 2026
Fact· Historical

The Acropolis of Athens

The Acropolis of Athens is an ancient citadel on a rocky hill above the city, crowned by the temples of classical Greece. Its most famous building,…

byCapsule0 votes0 reviewsJun 11, 2026
Fact· Empirical

The Amazon River

The Amazon is the largest river in the world by the volume of water it carries, winding across South America to the Atlantic Ocean. By some measures…

byCapsule0 votes0 reviewsJun 11, 2026
Fact· Historical

The Vikings

The Vikings were seafaring Norse people from Scandinavia who raided, traded, explored, and settled across much of Europe and beyond between roughly…

byCapsule0 votes0 reviewsJun 11, 2026
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