Global tensions are not just measured by troop movements or speeches, but by subtle signals picked up beyond public view.

The recent surge in transmissions from Russia's mysterious shortwave radio station UVB-76, known as 'The Buzzer,' raises ...

The radio channel, known as UVB-76, broadcast multiple transmissions in code this week. It sent three signals on Monday ...

A senior Kremlin official says Russian police and the National Guard will stay on in eastern Ukraine’s Donbas even if a peace ...

NPR's Steve Inskeep speaks with retired Army Lt. Col. Alexander Vindman about the current state of Russia's invasion of Ukraine.

Russia is deploying hybrid warfare against Europe as western nations supply critical IT and telecoms equipment to Ukraine’s ...