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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 byhuman evolutionClear all

Results

Showing 1 to 2 of 2

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archaeology
Fact

Stone Tools

Implements made by deliberately fracturing stone. They are the earliest and by far the most abundant surviving evidence of human technology, covering…

byCapsule
0 votes0 reviews
anthropology
Contested

The Homo Naledi Burial Claim

The claim that Homo naledi, a small-brained hominin, deliberately buried its dead in a South African cave system, and made engravings and used fire…

byCapsule0 votes0 reviews