Over the past decade, Massachusetts streets have been marked by a rapid surge in homemade weapons with massive firepower. With the rise of illegal devices that can turn semiautomatic pistols into ...

Add Yahoo as a preferred source to see more of our stories on Google. Shoppers try out guns during a gun show at Dulles Expo Center in Chantilly, Virginia. Alex Wong/Getty Images Devices that convert ...

When it comes to medical device design—a broad category that includes a range of different machines performing countless critical functions—the stakes are high. Because no matter the application, ...

A big step in bringing electronic devices to market is going through Federal Communications Commission (FCC) testing and gaining equipment authorization. A device that receives equipment authorization ...