Scenes from the nuclear theater of a long cold war: In the 1940s and '50s, when Americans still trusted their doctors and their government, researchers subjected hundreds of ill-informed people to ...

WASHINGTON — Donald Trump isn’t the first to face criticism for flouting rules and traditions around the safeguarding of sensitive government records, but national security experts say recent ...

The F-47 is emerging as the most closely guarded project in American airpower, a sixth-generation fighter conceived to dominate the skies long after today’s jets age out. Built around extreme stealth, ...

In a world racing to master artificial intelligence, Congress is worried America’s secrets are slipping away. Recently, the House Judiciary Subcommittee on Courts, Intellectual Property, Artificial ...

Using satellite imagery and archive footage, we mapped out America’s global military footprint. Admiral tells lawmakers that all 11 people on alleged drug boat hit by double-tap strike were on a list ...

Communist China’s move to restrict exports of valuable rare earth minerals has reignited the Trump administration’s trade war with that country, as President Trump Friday announced 100 percent tariffs ...