A teen who opened fire in a Colorado high school this week was active on a so-called "violent gore" site months before the ...

The shooter who opened fire at a suburban Denver high school is the latest example of a teenager reportedly radicalized on ...

T he 16-year-old boy accused of shooting two classmates at Evergreen High School on Wednesday before fatally shooting himself ...

A teenager suspected in a shooting attack at a Colorado high school had a "fascination" with mass shootings and shared neo-Nazi views, the ADL said.

Wearable panic alarms allow teachers to immediately contact police during a school shooting. With Alyssa's Law, we can put ...

Desmond Holly, the 16-year-old accused of shooting two classmates, before turning the gun on himself, reportedly embraced extremist social media content.

The often-deliberate impenetrability of internet culture is testing our political system’s ability to understand, much less ...

The Netflix series about online radicalization is a stunning work of art—but neglects a vital aspect of the violence.