In states with gun licensing laws that require an in-person application and giving fingerprints, there are fewer fatal mass shootings.

Gun owners aren't sleeping better or feeling happier than others, according to a study that contradicts claims that guns provide a sense of safety and empowerment.

New research on the overlap between domestic violence and mass shootings suggests firearm restrictions could help prevent these tragedies.

New research marks "a step forward in designing superior body armor that will safeguard against even more powerful firearms during combat."

A new system can locate shooters through video and audio from 3 smartphones, which could help protect human rights workers and journalists.

The mismatch between child firearm deaths and funding to investigate the issue may help explain why such deaths among young people have climbed, say researchers.

"What we can see is a worsening epidemic of firearm mortality that is geographically and demographically broad..."

Many gun retailers in Washington state say they'd be willing to train employees to spot those at risk of suicide.

"...the truth is that we have a pretty good grasp at what's going on. People who shouldn't have access to guns are getting access."

"With respect to preventing gun violence, an arrest in a nonfatal shooting is every bit as important as an arrest in a fatal shooting."