That gave us barely more than two weeks to come up with an idea for a badge, design one, order all the parts, wait on a PCB order, and finally kit all the badges before lugging them out to DEF CON.

The design of the Mariner Badge includes the Transportation Corps’ “winged wheel,” which symbolizes rail transportation.

Law enforcement agencies can access these expanded design features through their existing department accounts on the Owl ...

The Army recently approved the designs for both badges, which the service’s top enlisted leader first announced in October.

The bulk and weight of the badge comes mostly from four AA batteries which are nested into two holders. This is a really interesting part of the design as the battery holders are taped to the back ...