TORONTO (AP) — Canadian Prime Minister Mark Carney said Wednesday his government is talking to the U.S. about joining President Donald Trump’s future Golden Dome missile defense program.

President Donald Trump’s “Golden Dome” missile defense system is modeled after Israel’s “Iron Dome.” He wants it to be operational by the end of his term in ...

Nuclear weapons can create massive fireballs, hurricane force winds, and clouds of radioactive dust, but what if one is ...