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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 byFactClear all

Results

Showing 221 to 240 of 599

NewestMost votedA to Z
medicine
Fact

The Lungs

The organs that bring air into contact with blood so that oxygen can enter and carbon dioxide can leave. They achieve this across a surface roughly…

byCapsule
0 votes0 reviews
medicine
Fact

The Liver

The largest internal organ and the most chemically versatile, performing several hundred distinct functions. It is the only human internal organ that…

byCapsule0 votes0 reviews
chemistry
Fact

Combustion

The rapid reaction of a fuel with an oxidant that releases heat and usually light. It is the oldest technology humans control, it still supplies most…

byCapsule0 votes0 reviews
chemistry
Fact

Carbon

The element that forms the backbone of all known life, occurs as both the hardest common substance and one of the softest, and forms more compounds…

byCapsule0 votes0 reviews
chemistry
Fact

Acids and Bases

Two complementary classes of substance, defined by what they do with protons or with electron pairs. The distinction organises a large part of…

byCapsule0 votes0 reviews
history
Fact· Historical

World War I

World War I (1914 to 1918), known at the time as the Great War, was one of the deadliest conflicts in history, killing around 20 million people and…

byCapsule0 votes0 reviews
biography
Fact· Historical

Wab Kinew

Wabanakwut "Wab" Kinew is a Canadian politician who has served as the Premier of Manitoba since 2023, leading the province's New Democratic Party.…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Nunavut

Nunavut is the largest and northernmost territory of Canada, a vast Arctic realm covering much of the country's far north and its Arctic islands, yet…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Northwest Territories

The Northwest Territories is a vast, sparsely peopled territory in northern Canada, spanning the country between Yukon to the west and Nunavut to the…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Yukon

Yukon is the westernmost of Canada's three northern territories, a rugged, mountainous land in the country's far northwest, bordering Alaska. Named…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Prince Edward Island

Prince Edward Island is the smallest province of Canada, a gentle, crescent-shaped island in the Gulf of St Lawrence off the Atlantic coast, joined…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Newfoundland and Labrador

Newfoundland and Labrador is the easternmost province of Canada, made up of the rugged island of Newfoundland in the Atlantic and the far larger,…

byCapsule0 votes0 reviews
geography
Fact· Empirical

New Brunswick

New Brunswick is a province on Canada's Atlantic coast, one of the Maritime provinces, a land of great forests and rocky shores wedged between…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Nova Scotia

Nova Scotia is a province on Canada's Atlantic coast, one of the four Maritime and Atlantic provinces, made up of a long peninsula and the large…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Saskatchewan

Saskatchewan is a Prairie province in the centre of Canada, a broad rectangle of land running from the United States border north to the edge of the…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Alberta

Alberta is a western province of Canada, the westernmost of the three Prairie provinces, running from the rolling grasslands of the south to the…

byCapsule0 votes0 reviews
geography
Fact· Empirical

British Columbia

British Columbia is the westernmost province of Canada, a mountainous land of forests, fjords, and Pacific coastline stretching from the Rocky…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Quebec

Quebec is the largest province of Canada by area and the heart of French-speaking North America, a distinct society within the country whose…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Ontario

Ontario is the most populous province of Canada and the engine of its economy, lying in the centre of the country between the Great Lakes and the…

byCapsule0 votes0 reviews
geography
Fact· Empirical

Brandon

Brandon is the second-largest city in the Canadian province of Manitoba, set on the Assiniboine River in the southwest of the province, about two…

byCapsule0 votes0 reviews
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