President Donald Trump offered a blunt assessment of why Russian leader Vladimir Putin remains reluctant to meet ...

President Donald Trump hosted Lee Jae Myung of South Korea, a key economic and national security ally. Follow for live ...

Russia has accused Ukraine of drone strikes that sparked a fire at a nuclear power plant in the Kursk region Sunday as ...

The Japanese utility that keeps the nuclear fuel inside the damaged Fukushima plant cool reports its release of treated ...

Outer space has emerged as the world's next battlefield, demonstrated by recent cyberattacks on satellites blamed on Russia.

Understandably, the Ukrainians are suspicious: In 1994, they signed the Budapest Memorandum in which the United States, Britain and Russia offered an undefined security assurance, in return for ...

In a major escalation on its Independence Day, Ukraine struck deep into Russian territory, with debris from a drone hitting ...

Pricey prescriptions and nagging medical costs are swamping some insurers and employers, which means patients may start ...

In today’s newsletter: South Korea’s president will meet with Donald Trump to discuss tariffs, a shipbuilding investment and ...

The rise of new disruptive technologies and asymmetric advantages, like autonomous weapons and drones, will likely make the years ahead more unstable in ways that haven’t been considered. Analysis of ...

Russia accused Ukraine on Sunday of launching drone attacks that sparked a fire at a nuclear power plant in its western Kursk region overnight, as Ukraine celebrated 34 years since its independence.

The extraordinary pair of meetings in the past week — the Trump-Putin summit in Anchorage, Alaska, on Friday and Donald Trump ...