Aerospace & Defense
No tanker on earth could carry JP-7, so the Air Force built one for the SR-71 Blackbird. The KC-135Q had isolated tanks and separate...
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No tanker on earth could carry JP-7, so the Air Force built one for the SR-71 Blackbird. The KC-135Q had isolated tanks and separate...
The Air Force never advertised. A board met at Beale roughly every six months to fill seats opening seven to nine months later, working...
Saab's JAS 39 Gripen answer to low observability is not shape. It is the Arexis suite — spherical electronic warfare coverage built on gallium...
Ninety-two bars is roughly what you feel 3,000 feet underwater. Soviet engineers answered it by building what were effectively robotic deep-sea vessels aimed at...
The AN/APG-78 Longbow radar sits above the rotor mast, so an AH-64 Apache can stay hidden behind terrain with only the radar exposed. It...
Russian defense officials have described a subsonic PAK-DA flying wing resembling the B-2 Spirit, carrying a 35-tonne payload in internal bays, with a crew...
Perseverance and Curiosity have spent years on Mars choosing targets and repositioning instruments. Venera 14 had under an hour before Venus destroyed it. Every...
Ninety miles in half a minute. The X-43D would have been an unmanned, hydrogen-fueled scramjet demonstrator built by NASA and Boeing, with active cooling...
Cadmium-plated steel tools embrittled titanium on contact, so Lockheed had to build new tools out of titanium for the SR-71 Blackbird. Parts washed in...
The Varyag aircraft carrier had no propulsion and no crew, so it had to be dragged. Turkey refused passage through the Bosphorus for sixteen...