As climate change melts ice sheets and glaciers, water is being redistributed across the globe — and could end up moving the ...

The “profound change of American geopolitics” could be the first step toward massive nuclear weapons proliferation.

North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, ...

Ambassador Wendy Sherman, now back at HKS, says that although President Trump’s foreign and economic policies may seem to be ...