The Pentagon is rewriting its nuclear weapons guidance to give the president more options in a crisis. One official's biggest fear: a regional war that spirals into nuclear conflict.
Trump-endorsed Sen. Darline Graham is facing questions about her readiness to serve a six-year term after admitting in a South Carolina GOP Senate debate that she's "not that informed," about national security.
The crisis in the Strait of Hormuz is forcing Middle East nations to explore new routes for critical oil exports, easing the global supply crunch and reducing Iran's ability to use the waterway as a source of leverage.
The Army is looking for a defense contractor that can manufacture thousands of ground-launched rockets a year over the next decade, amid reports of dwindling stockpiles of critical munitions.
NATO said Wednesday it is prepared to defend all of its members against attacks by Iran after reports suggested Tehran was considering striking U.S. military targets in Europe.
Hanwha Defense USA won a major Army contract to build mobile howitzer prototypes for the Army's Mobile Tactical Cannon program, the company announced Tuesday, putting the firm at the center of the U.S. military's artillery modernization push.
Millions more shoppers could soon see their Amazon orders arrive by drone, as the company plans to expand deliveries to nearly 500 U.S. cities by year's end.
President Trump said Tuesday he was delaying 50% U.S. tariffs on $20 billion worth of Canadian imports after the two countries reached a last-minute deal hours before the sanctions were to go into effect.
Longtime Democratic Rep. Debbie Wasserman Schultz won the Democratic primary in Florida's 20th Congressional District, defeating a field of Black rivals in the majority-minority district.