HEIDI CREBO-REDIKER is a Senior Fellow in the Greenberg Center for Geoeconomic Studies at the Council on Foreign Relations.

Airlines including United Airlines and Korean Air re-routed or cancelled flights and about a dozen Indian airports were shut ...

Ex-Google CEO Eric Schmidt said Taiwan could acquire the equivalent of Ukraine's Magura sea drones to defend itself from a ...

US President Donald Trump’s efforts to “rebalance” global trade have spooked Wall Street, disquieted US Treasuries and sent investors rushing to buy gold. They have now also roiled a normally staid ...

Astronomers have long speculated about an unseen planet lurking in the solar system's outer edge. This hypothetical world, ...

As the last surviving destroyer built in Massachusetts and the last U.S. Navy-style Gearing-class destroyer left in the world ...

For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

A 9th planet in our solar system might be found — and no, it’s not Pluto - Is there another planet out there? Researchers say ...

Researchers have found a candidate for the hypothetical Planet Nine, which could be an undiscovered giant planet way out in ...

A small tsunami has arrived in Antarctica, and residents of Southern Chile and Southern Argentina are evacuating.