Big Boy No. 4014, the world’s largest operating steam locomotive, will roll through Pennsylvania twice this summer, and railroad fans are already lining the tracks

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Two defense giants are forming a single company to chase a 7.2 billion euro artillery program, and the merger could reshape Europe’s arms industry

Indra and Santa Bárbara move toward a defense partnership that could reshape Spain's €7.2 billion artillery programs.

South America’s most important bridge is being built to link Argentina and Brazil, and it could move millions of travelers

Argentina and Brazil move ahead with a new bridge over the Uruguay River that could transform travel, tourism, and trade.

America just switched on its largest renewable project ever, and it now pushes out more power than the Hoover Dam itself

America's largest renewable energy project is now online, generating more electricity than Hoover Dam with wind and HVDC ...

Europe’s hypersonic Invictus aircraft could fly within a decade and twice as fast as Concorde, cutting London to Sydney to three hours

Europe's Invictus hypersonic aircraft could fly within a decade, aiming for Mach 5 speeds and London to Sydney in 3 hours.

Anduril will build the USAF’s first semi-autonomous FQ-44 Fury fighters, designed to fly as loyal wingmen alongside the F-35 and F-22

The U.S. Air Force has chosen Anduril Industries to build production FQ-44 Fury semi-autonomous fighter aircraft, moving one ...

A US startup wants to drop a full nuclear reactor a mile down a 30-inch hole and let the rock above replace the containment dome

A US startup wants to bury a nuclear reactor one mile underground, using rock and water pressure instead of a containment ...

Google just got the green light to lay a submarine fiber-optic cable linking Chile and Australia across the Pacific, and the reason matters

Google's Pacific fiber-optic cable wins approval, bringing Chile closer to becoming a digital gateway to Australia and Asia.

The world’s largest cruise ship squeezed under a Danish bridge with just 30 centimeters to spare, and the footage is tense

The world's largest cruise ship cleared Denmark's Great Belt Bridge with just 12 inches to spare in a breathtaking transit.

The company behind Barcelona’s Sagrada Familia drone show just broke the world record for drones flying at once, and it was brutal

Flock Drone Art Studio sets a Guinness World Record with 3,097 drones, turning Portugal's night sky into a giant message.

Russia will push its unmanned SKY-TRUCK helicopter through extreme heat, sand and dust storms, and the test is purpose-built

Russia's SKY-TRUCK cargo drone faces extreme desert heat, sand, and dust in a key test for heavy-lift unmanned aviation.

Norway sends a drone 6,000 meters deep to map hidden structures buried in the Arctic for thousands of years, and what it carries is wild

Solar thermal roof tiles with up to 90% efficiency are gaining momentum in Poland as government subsidies boost adoption.