Newtown lawyer: "[gun maker] Remington may never have known [the shooter] Adam Lanza, but they had been courting him for years."
FBI: Hate crimes rose for the second straight year in 2016, with increases in attacks motivated by bias against blacks, Jews, Muslims and LGBT people.
Rival U.S. and Russian resolutions to extend the mandate of experts trying to determine who was responsible for chemical attacks in Syria were defeated at a heated Security Council meeting.
Several widely available security cameras and wireless routers can be easily hacked to reveal customers' video feeds online.
As veterans transition to civilian life, many of them face unique challenges. Far too often, they also face stereotypical views of veterans that are not based in reality.
Airport security: Undercover DHS agents tested multiple checkpoints and found that screeners, their equipment or their procedures failed more than half the time.
Addressing human rights in foreign policy is a relatively new concept and is often debated by politicians, scholars, and the general public. In Homeland Security weighs in.
The number of people dying from terrorism has fallen for the second year in a row, with 25,673 people losing their lives in 2016, 13% fewer than the year before and 22% less than the peak in 2014.
How is the Islamic State similar to a criminal street gang? Here are a few reasons why - including each group's bureaucratic but spread-out structure.
China said Wednesday that it would send a high-level special envoy to North Korea amid an extended chill in relations between the neighbors over Pyongyang's nuclear weapons and missile programs.