He makes this argument by balancing NORAD air defence needs with a “credible expeditionary capability in Europe.” It’s a ...
China is working on a hypersonic passenger jet concept that, on paper, could lap the planet in roughly seven hours, shrinking ...
NASA will use 30 ground recording stations to monitor the sound produced by the X-59 QueSST experimental aircraft. Learn more ...
A global noise pollution report reveals alarming sound levels across major cities, with one Indian city ranking as the ...