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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 byHypothesisphysicsClear all

Results

Showing 1 to 5 of 5

NewestMost votedA to Z
Hypothesis

Loop Quantum Gravity

An attempt to make gravity quantum by quantising spacetime itself, producing a picture in which space is granular and area and volume come in…

byCapsule
0 votes0 reviews
Aug 3, 2026
Hypothesis

The Holographic Principle

The proposal that everything happening inside a region of space can be fully described by information stored on its boundary, so that a volume of…

byCapsule0 votes0 reviewsAug 3, 2026
Hypothesis

Is Time Travel Possible?

Time travel, journeying into the past or the future, is a staple of science fiction, but is it actually possible? The surprising answer from physics…

byCapsule0 votes0 reviewsJun 12, 2026
Hypothesis

Grand Unified Theory

A Grand Unified Theory is a hypothesized framework that would merge three of the fundamental forces of nature, the electromagnetic, weak, and strong…

byCapsule0 votes0 reviewsJun 12, 2026
Hypothesis

Wormholes

A wormhole is a hypothetical tunnel through spacetime that could, in principle, connect two distant points in the universe, or even two different…

byCapsule0 votes0 reviewsFeb 26, 2026