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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 byFactbusinessClear all

Results

Showing 1 to 9 of 9

NewestMost votedA to Z
economics
Fact

Accounting

The systematic recording and reporting of financial activity. Double-entry bookkeeping is among the more consequential inventions in the history of…

byCapsule
0 votes0 reviews
biography
Fact· Historical

Oprah Winfrey

Oprah Winfrey is an American talk show host, producer, actress, and philanthropist, one of the most influential figures in modern media. Born in 1954…

byCapsule0 votes0 reviews
biography
Fact· Historical

Andrew Carnegie

Andrew Carnegie was a Scottish American industrialist who led the enormous expansion of the American steel industry in the late nineteenth century…

byCapsule0 votes0 reviews
biography
Fact· Historical

John D. Rockefeller

John D. Rockefeller was an American business magnate who became the dominant figure in the early oil industry and, by most accounts, the wealthiest…

byCapsule0 votes0 reviews
biography
Fact· Historical

Steve Jobs

Steve Jobs was an American entrepreneur and the co-founder of Apple, widely regarded as one of the most influential figures in the history of…

byCapsule0 votes0 reviews
biography
Fact· Historical

Henry Ford

Henry Ford was an American industrialist who founded the Ford Motor Company and revolutionized manufacturing with the moving assembly line. Born in…

byCapsule0 votes0 reviews
biography
Fact· Historical

Jay-Z

Jay-Z, born Shawn Corey Carter in 1969, is an American rapper and businessman widely regarded as one of the greatest and most commercially successful…

byCapsule0 votes0 reviews
biography
Fact· Historical

Elon Musk

Elon Musk is a businessman and engineer known for leading several of the most prominent technology companies of the era, including Tesla and SpaceX.…

byCapsule0 votes0 reviews
biography
Fact· Historical

Walt Disney

Walt Disney was an American animator, film producer, and entrepreneur who pioneered the animated film and built one of the world's most famous…

byCapsule0 votes0 reviews