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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 byastronomyscienceClear all

Results

Showing 1 to 3 of 3

NewestMost votedA to Z
astronomy
Fact· Historical

Carl Sagan

Carl Sagan (1934 to 1996) was an American astronomer and science communicator who did more than almost anyone to bring the wonder of the cosmos to…

byCapsule
0 votes0 reviews
astronomy
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 reviews
astronomy
Fact· Empirical

International Space Station

The International Space Station, or ISS, is a large spacecraft in orbit around the Earth that serves as a home and laboratory for astronauts. The…

byCapsule0 votes0 reviews