In Ukraine, reports of North Korean troops fighting for Russia have drawn attention to the growing role of foreign soldiers ...

Both Russia and Ukraine are using “jam-proof” drones that use fiber-optic cables. However, these drones have vulnerabilities ...

The U.S. government should emphasize the importance of polar diplomacy amid continuing territorial disputes among Arctic ...

Build the wall!'' from his 2016 campaign has become creating ''the largest mass deportation program in history.'' Trump has ...

Weapons and notes left on dead North Korean troops in Russia give Ukraine a glimpse into their mindset — and show how they ...