Workers stand inside a special chamber at Lawrence Livermore National Laboratory. The chamber is used to test new conventional explosives that initiate detonation of advanced…
The U.S. military tests its land-based Aegis missile defense system in 2018. Such systems can track and intercept short and medium-ranged missiles but struggle against…
The head of the National Security Agency, Gen. Timothy Haugh, testifies before the Senate Intelligence Committee in 2024. Haugh is the latest of several top…
President Trump speaks during an event to announce new tariffs in the Rose Garden at the White House on April 2, 2025, in Washington. Mark…
Pituffik Space Base, formerly known as Thule Air Base, is pictured in northern Greenland on Oct. 4, 2023. Thomas Traasdahl/Ritzau Scanpix/AFP via Getty Images hide…
President Trump speaks alongside Secretary of Defense Pete Hegseth in the Oval Office on March 21. Days earlier, Hegseth shared details about overseas war plans…
National security adviser Michael Waltz (left) and Stephen Miller, the deputy White House chief of staff for policy, look on as President Trump speaks with…
President Trump speaks as an image of an F-47 fighter jet is displayed in the Oval Office in Washington on Friday. Pool/AP hide caption toggle…
The U.S. Department of Veterans Affairs building in Washington, DC. Tierney L. Cross/Getty Images hide caption toggle caption Tierney L. Cross/Getty Images The Veterans Affairs…