America's European shieldA rare inside look at US forces leading multi-nation drills, as they prepare for the possibility of a fierce air war in European skies.
Putin Threatens as US Continues European BuildupCold War heats up as Russia expands nuclear arsenal while US considers sending most advanced fighter jet to east Europe.
US Tense as Satellite Full of Toxic Fuel FallsAir Force may shoot down Russian satellite carrying 3,000 pounds of toxic fuel that malfunctioned and could hit Earth.
US and China Gear Up for Space CombatUS commander warns China is building capabilities for crippling satellite warfare, details US weapons bringing fight past the stratosphere.
Frmr. US Air Force Mechanic Pleads 'Not Guilty'Mechanic Tairod Pugh accused of joining ISIS after being detained in Istanbul en route to Syria.
ISIS Fighters: US Airstrikes Forced Us to RetreatJihadis attempt to brush off 'phased withdrawal' from Kobane as Kurdish forces expel them from the town, vow to return.
F-35 Stealth Jet's Gun Won't Work Till 2019The reason Israel cut its purchase? US's jet of the future's gun to be useless for years - and then will be crippled by laughably low ammo.
U.S. Air Force lacks Preparedness for Syria StrikeChief of Staff Gen. Mark Welsh says the U.S. Air Force is not in an ideal place to lead a major Syria Offensive.
Video: Super-Fast Plane May Clinch Missile WarThe US tests a plane that can fly from London to NY in one hour; its real benefit is hitting a distant target with a super-fast missile.
US F-16 Fighter Jet Crashes Off Japanese CoastAn American F-16 fighter jet has crashed in Pacific Ocean waters off the coast of Japan. No comment from US officials.