Science & Tech

The NSA Is Warning AI Startups: ‘China Is Coming For You’

In congressional testimony, intelligence leaders describe highlight China’s artificial-intelligence ambitions.

Threats

China's Secretive Quest for Heavier Artillery

A now-deleted post reveals a research contract to test-fire 203mm shells, bigger than anything in the U.S. or Chinese arsenal.

Policy

US Space Command Wants Red Phones With China, Russia

Global norms and mil-to-mil hotlines are urgently needed as the prospects for war in space rise.

Ideas

Is the US in a Space Race Against China?

If so, it's a pretty one-sided contest so far.