Iran is secretly developing nuclear missiles that can reach Europe based on North Korean designs, according to a new report.

Trump's push follows in the footsteps of Reagan's Strategic Defense Initiative, a scrapped program popularly called "Star ...

Trump’s order does not give any estimate of the costs of such a system, but several hundreds of billions of dollars would ...

President Donald Trump has called for an expansive, next-generation missile defense shield for the mainland United States, ...

North Korean troops not seen for 3 weeks in parts of Kursk Oblast, Ukraine's Special Forces say Ukraine deploys long-range ...

There are significant challenges to overcome if we are to deploy something similar to Israel’s acclaimed air defense network ...

Instead, Trump’s order demands the deployment of “space-based interceptors” — a web of satellites, some equipped with lasers. It then calls for the development of another layer of lower-altitude ...

In an interview last week, President Trump called Kim Jong Un a "smart guy" and said he would reach out to the North Korean ...

The United States is estimated to have spent more than $400 billion on the kinds of antimissile goals that the president now ...

The executive order explicitly notes that the policy aims to achieve what was left unfinished by Reagan’s Strategic Defense ...

Trump’s pick for director of national intelligence disregarded U.S. assessments of chemical weapons attacks and instead looked to contested academic research.