A popular shortwave Russian radio station dubbed UVB-76 has been an enigma for decades. But its recent messages have turned it into a tool for Kremlin saber-rattling. Through a fog of static, at 4625 ...

The FCC granted two new CPs and one new license in the high-frequency international broadcast band — known to most as the shortwave band — to U.S. operators in January. The two CPs granted in Illinois ...