A conspiracy, also known as a plot, ploy, or scheme, is a plan or agreement between people (called conspirers or conspirators) for an unlawful or harmful purpose, such as murder, treason, or …

conspiracy implies a secret agreement among several people usually involving treason or great treachery.

Jan 19, 2026 · Conspiracy theory, an attempt to explain harmful or tragic events as the result of the actions of a small powerful group. Such explanations reject the accepted narrative surrounding those …

Sep 12, 2024 · Conspiracy theories that have taken hold range from a faked moon landing to Barack Obama's birthplace to chemtrails.

CONSPIRACY definition: 1. the activity of secretly planning with other people to do something bad or illegal: 2. a…. Learn more.

Dec 15, 2025 · Learn about the history of conspiracy theories, theories about why we believe in them, and some examples of well-known conspiracy theories.

Conspiracy theories are beliefs that certain events or situations result from hidden, often malicious plots by powerful people or groups.

Conspiracy theories abound throughout history, especially in times of crisis, such as the worldwide Covid-19 pandemic.

There are plenty of conspiracy theories out there that help fuel the imaginations of the truly paranoid; NASA faked the moon landing, Paul McCartney has been dead since 1967, 9/11 was an inside job, …

Conspiracy theories are interpretations of disputed events that suggest they are the result of secret plots by groups rather than isolated individuals. These theories have existed throughout human history, …