IFF (Identification Friend or Foe) is the military designation of the Air Traffic Control (ATC) System that is used to identify and track military aircraft. It enables military and civilian air traffic control interrogation systems to identify aircraft, vehicles or forces as friendly and to determine their bearing and range …

U.S. Army small-arms experts recently laid out a blueprint of future small-arms goals that would equip infantry units with several new weapons, ranging from a new squad automatic rifle to a new shoulder-fired, anti-armor weapon. The service plans to equip infantry squads with lighter, more effective small arms.   The …

Consumer electronics constitute a rapidly increasing source of waste. Cell phones, tablets and the like are typically made of non-renewable, non-biodegradable, partly environmentally toxic materials. A report from United Nations University (UNU) found that the world produced 41.8 million metric tons of e-waste in 2014 – an amount that would …