Conspiracy theories

Conspiracy theories can suck people in. Mary McNaughton-Cassil is a professor of Clinical Psychology at the University of Texas at San Antonio. She helps explain why people believe in these theories.

President Trump stokes an untrue conspiracy theory being promoted by supporters that Sen. Kamala Harris is not eligible for the vice presidency.

The QAnon conspiracy theory's rapid spread and entry into politics are raising alarms. Georgia is poised to become the first state to elect someone to Congress who has openly supported the theory.

Conspiracy theories have always woven their way through American history. But with the internet, and the emergence of QAnon, they’ve run wild.

Twitter has removed more than 7,000 accounts associated with QAnon as part of a broad-based crackdown on the pro-Trump conspiracy theory. Twitter says QAnon postings have led to real-world harm.

Racist comments and conspiracies from local Republican officials around Texas are making it difficult for the GOP to control its message as it gears up…

Conspiratorial thinking continues to gain traction in the U.S. amid the pandemic and a fraught political and social climate, as social media makes it…

The video has been viewed millions of times on YouTube via links that are replaced as quickly as the video-sharing service can remove them for violating its policy against "COVID-19 misinformation."

In recent days, Pat Calhoun has found himself reassuring jittery residents of Goliad County that there is nothing to fear about Jade Helm 15, a planned…