The debate over political extremism has brought attention to a new threat tracked by federal law enforcement: nihilistic ...

President Trump is targeting the antifa movement, labeling it a “domestic terrorist organization,” even though no such ...

NPR's Odette Yousef describes how she reports on conspiracy theories, domestic and foreign terror organizations and how people become radicalized.

As the Washington State Attorney General’s Office Domestic Extremism and Mass Violence Task Force prepares a charter, debate ...

Engravings on bullet casings. Manifestos. Online profiles filled with hate. How deep does the rabbit hole go for mass ...

A Hispanic man accused of shooting and killing eight people at an outlet mall in Texas earlier this month held a mix of views consistent with neo-Nazism and involuntary celibate extremist ideologies, ...

Photos, flowers, and handwritten signs surround a campaign poster for Rep. Melissa Hortman at a memorial inside the Minnesota State Capitol on Monday, June 16, in St. Paul, Minn. One sign reads “RIP ...

The SPLC periodically publishes a report on hate and extremism in the United States, which includes a tracker of domestic terrorist groups. The list includes Turning Point USA, formerly run by the ...

We feel like people don’t even know that this is going on,” said Oren Segal of the Anti-Defamation League. “We need to ...

In a joint segment with Republican Sen. James Lankford, Democratic Sen. Chris Coons said amid efforts to foster bipartisan discourse, the internet "is driving extremism in our country." ...

Though he didn’t name any of the other candidates for his job, Adams took a veiled swipe at front-runner and democratic ...