New laws in California and New York might stop anyone from 3D printing guns — and create entirely new kinds of surveillance.

As a longtime member of the 3D-printing community, I'm alarmed by new legislation targeting the digital files, platforms, and ...

Add Yahoo as a preferred source to see more of our stories on Google. For decades, America's detectives have made breakthroughs in crime using gun traces. A homicide investigator typically uses ...

It's an unfortunate fact that bad people sometimes want guns. And while laws are designed to prevent guns falling into the wrong hands, the determined criminal can be highly resourceful. There are ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. Police say a weapon they found on UnitedHealthcare CEO shooting suspect Luigi Mangione could be a 3D ...

Ghost imaging is like a game of Battleship. Instead of seeing an object directly, scientists use entangled photons to remove the background and reveal its silhouette. This method can be used to study ...

Often called “ghost guns” because they can be hard to trace, these firearms can be either partially or completely made with components that have been produced in metal or plastic on commercially ...

The man suspected of the fatal shooting of UnitedHealthcare CEO Brian Thompson was carrying a “ghost gun” — a type of untraceable, homemade firearm — when he was apprehended Monday, police said. Luigi ...

A decade ago, building a working firearm at home required machining skills, welding experience and specialized tools.

Once police released details on the arrest of the suspected shooter of UnitedHealthcare CEO Brian Thompson, internet sleuths identified the weapon used as a Chairmanwon V1, a version of a popular ...