Some experts are worried about the cost and timeline of U.S. President Donald Trump's proposed "Golden Dome" missile defence ...

Canadian Prime Minister Mark Carney said Wednesday his government is talking to the U.S. about joining President Donald Trump ...

Our margin of safety has badly eroded in the face of Chinese and Russian weapons advances — but Trump’s $25 billion down ...

An anti-weapons proliferation group says if Prime Minister Mark Carney signs on to U.S. President Donald Trump’s Golden Dome ...

The Conversation U.S. asked Iain Boyd, an aerospace engineer and director of the Center for National Security Initiatives at the University of Colorado Boulder, about the Golden Dome plan and the ...

The White House’s $175-billion plan to protect the U.S. from nuclear annihilation will probably cost much more—and deliver ...

The clip shows Trump on a golf course teeing up. After hitting a shot, the footage cuts to Springsteen being struck on the back with a digitally imposed golf ball.

A wonky fight over government-controlled wireless frequencies is heating up because of a provision in the House-passed ...

Trump's promises face skepticism from experts and would require big military trade-offs, including possible troop reductions in the Army.

President Donald Trump unveiled an ambitious plan to create a comprehensive missile defence system known as the “Golden Dome.