Aerospace & Defense
The Oberon-Class of the Royal Navy: Not nuclear. Not fast. Twenty-seven boats, five navies, and a reputation for going almost silent once the batteries...
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The Oberon-Class of the Royal Navy: Not nuclear. Not fast. Twenty-seven boats, five navies, and a reputation for going almost silent once the batteries...
Canada's diesel Victoria-class submarines were purchased from the UK and could well have served in the Royal Navy. While having some impressive features, they...
Venus is the closest thing to a twin Earth has, and almost nothing about how it moves makes sense. It turns once every 243...
The descent through Venus's atmosphere would have wrecked exposed optics — sulfuric acid clouds, carbon dioxide, and enormous swings in pressure and temperature —...
Ordinary pressure hulls were steel. Project 661 (also known as the Papa-Class or the K-222 submarine) used titanium alloy, which meant the Soviet Union...
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...
Perseverance and Curiosity have spent years on Mars choosing targets and repositioning instruments. Venera 14 had under an hour before Venus destroyed it. Every...
The Varyag aircraft carrier had no propulsion and no crew, so it had to be dragged. Turkey refused passage through the Bosphorus for sixteen...
The US Navy put about $500,000,000 into an electromagnetic railgun and effectively ended the program in 2021, defeated in large part by rails that...