Canada does not know what it would cost to join U.S. President Donald Trump's proposed missile defence program, Defence Minister David McGuinty said Wednesday.

Trump's Golden Dome defense system would protect the United States from advanced threats. Critics say it is upending ...

Israel's recent military actions have created a geostrategic cat’s cradle for the Trump administration in the Middle East.

The two seem to have paused their online war of words. But the president may sell his Tesla and has continued to criticize ...

Missile defense systems are nothing new. History shows that even if they work as advertised – a big if – they’re a bad idea ...

Space systems expert Patrick Binning discusses how a comprehensive missile defense system for the United States might work ...

JERUSALEM (AP) — U.S. President Donald Trump's plan for a “Golden Dome” to protect the United States from long-range missiles was at least partly inspired by Israel's multitiered missile ...