Hypersonic flight favors unmanned aircraft: the G-loads and heat push past human limits, pointing to optionally manned—or fully autonomous—air-dominance and recon platforms. Thats what a 7th ...

By then, he had flown over 3,000 casualties to safety during 11 months evacuating wounded soldiers from Vietnam's most dangerous battlefields. More than five decades later, the efforts of the Army ...

While some fighter jets introduced in the 1970s are now on their way out, F-16s and F-15s will remain in production beyond ...