Russia’s S-500 “Prometheus” is its next-generation mobile air-defense system, designed to supplement and eventually replace ...

Turkey has just fired a bold new shot in the Middle East arms race with a hypersonic missile that could redraw the balance of power across the region ...

Business Insider got access to a NATO AWACS flight for an eight-hour surveillance mission over Eastern Europe.

Thailand on Friday warned that an escalating border conflict with Cambodia could soon escalate into war between the two ...