Laboratory technicians work on samples to be tested for the COVID-19 coronavirus at a testing facility in Wuhan, China on August 4, 2021. (Getty Images)
A production line of the Glide, a high-altitude glider that delivers munitions across thousands of miles, is seen at the defense tech startup Mach Industries in Huntington Beach, California, on September 11, 2025. (Getty Images)
Sailors assigned to Assault Craft Unit Four operate landing craft air cushions during recovery efforts of a high-altitude balloon in the Atlantic Ocean, on February 8, 2023. (US Navy Photo by Ryan Seelbach)
A Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) poster displaying North Korean nuclear tests on February 12, 2013, at the CTBTO headquarters in Vienna, Austria. (Dieter Nagl/AFP via Getty Images)
A sailor assigned to Explosive Ordnance Disposal Group 2 conducts a search for debris with an underwater vehicle during recovery efforts of a high-altitude balloon in the Atlantic Ocean on February 7, 2023. (US Navy Photo by Ryan Seelbach)