Scientists used optical diagnostic techniques to 'see inside' solid-fuel ramjets, one of the most extreme engines in the world.

They’re the caretakers of one of only five remaining diesel boats in the U.S. fleet, a boat that in many ways was the link ...

From China and the US to India and Russia, here are the 25 largest militaries in the world, ranked by the number of active-duty armed forces.

Britain’s nuclear submarines operate largely out of public view. This preview offers a rare glimpse inside a Trident submarine. It explores the environment, technology, and daily life beneath the sea.

As melting ice opens new routes and resources, the Arctic has become a key arena where Russia’s dominance, China’s ambitions and America’s concerns now collide.

Such highly-fortified facilities are designed to keep the president and top officials alive during an attack on the United ...

Right now, far beneath the ocean’s surface, men sit inside silent machines built to end the world. In today’s episode of The Infographics Show, we descend into the terrifying reality of life aboard a ...

Decades ago, the President of the United States ordered the secret construction of a secure underground facility at the White ...

David Goodrich has done something unheard of – delivered a submarine program on time and on budget. And it all started at ...

China has overtaken Russia to become the world’s second-largest operator of nuclear-powered submarines. Updated force assessments indicate that China now operates an estimated 32 active nuclear ...

For the past two years, the narrative surrounding the artificial intelligence (AI) boom has focused almost exclusively on silicon chips. Investors have watched closely as tech-sector giants have ...