With the National Defense Strategy, Seoul worries that the new language from Washington creates an interpretive space that adversaries could exploit.

Greenland's geographical location provides no added benefit to a space-based architecture of interceptors and sensors for US ...

The fire season in Patagonia this summer will likely be one of the most severe in recent decades, and the crisis is not an ...

If the negotiations scheduled for Friday between Iran and the United States are to be effective and durable, they must move ...

Nuclear weapons are not going to suddenly disappear. But they might create a more dangerous world in which countries are ...

Nuclear policy experts, Joseph Rodgers and Doreen Horschig, offer three ways by which arms control can reform itself to ...

The pairing of fully autonomous drone strikes and dehumanizing imagery can undermine public support for military action, even ...

Amy Nelson, a senior fellow at New America, explains that minimal deterrence may still be possible in a multipolar world, but ...

Experts share their concern about the no-rules, no-inspections period that opens when New START expires on Thursday. They also see an opportunity to adapt arms control to a multipolar world.

Rose Gottemoeller, the former chief US negotiator for New START, explains that a one-year extension of the treaty limits ...

Chinese nuclear expert Li Bin argues that a greater emphasis on costs can make a compelling justification for arms ...

Former US ambassador to Ukraine Steven Pifer explains that extending observation of New START's numerical limits for one year ...