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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 byFactphysicsClear all

Results

Showing 1 to 9 of 9

NewestMost votedA to Z
physics
Fact

Timekeeping

Measuring the passage of time and dividing it into units. Every method works by counting something that repeats regularly, and the history of the…

byCapsule
0 votes0 reviews
physics
Fact· Historical

The Large Hadron Collider

The Large Hadron Collider, or LHC, is the world's largest and most powerful particle accelerator, built by the European laboratory CERN near Geneva.…

byCapsule0 votes0 reviews
physics
Fact· Empirical

Quantum Computing

Quantum computing is a new kind of computing that harnesses the strange rules of quantum mechanics to process information in ways ordinary computers…

byCapsule0 votes0 reviews
physics
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 reviews
physics
Fact· Empirical

The Northern Lights

The northern lights, known scientifically as the aurora borealis, are one of nature's most spectacular displays. Shimmering curtains of green, pink,…

byCapsule0 votes0 reviews
physics
Fact· Empirical

Rainbow

A rainbow is a band of colour that appears in the sky when sunlight is bent and split by water droplets in the air. Familiar and beloved across every…

byCapsule0 votes0 reviews
physics
Fact· Empirical

The Atom

The atom is the basic building block of ordinary matter, the smallest unit of a chemical element that retains its properties. Everything you can see…

byCapsule0 votes0 reviews
physics
Fact

Gravity

Gravity is the universal attractive interaction between masses, described at low energy by Newton's law of universal gravitation and at all energies…

byCapsule0 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