SpaceX is shifting Launch Complex 39A away from Falcon 9 toward Starship, and the world’s busiest rocket era may be changing

A Falcon 9 rocket lifts off from Launch Complex 39A at Kennedy Space Center, highlighting the pad’s role in SpaceX’s Falcon ...

A San Diego desalination plant turns the ocean into 54 million gallons of drinking water a day, and drought-hit states now want the same answer

San Diego County’s wholesale water agency is in talks with partners in Arizona and Nevada on a deal that would let ...

Cuba’s energy crisis pushed a 21-year-old to build solar panels at home, and more than 15 electric tricycles are already proving it works

A solar panel mounted over an electric tricycle in Havana shows how drivers are adapting to Cuba’s blackouts, fuel shortages, ...

Two megadrones could change coca eradication in Colombia, turning a banned aerial strategy into a lower-altitude precision operation

The United States has delivered two larger-capacity “megadrones” to Colombia to help push forward a stalled plan to spray ...

A hydropower plant at 14,100 feet above sea level will generate 2.9 billion kWh a year, and the real breakthrough is how it stores energy

China is turning a high mountain site in Sichuan into something more than a hydropower plant. The Daofu pumped-storage ...

Ukraine’s air force is breaking from Soviet-era tactics, and the real upgrade may be a new way to make decisions in combat

At a Royal Air Force base in the UK, instructors say the early-stage course is about far more than logging hours. It is about ...

The U.S. helped remove 13 kilograms of enriched uranium from Venezuela, and the operation sends a nuclear message far beyond Caracas

The U.S. helped remove enriched uranium from Venezuela, turning an old reactor into a global security warning.

Saudi Arabia is building three giant dams in the desert for a 2.8-kilometer lake, and the project is a direct fight against evaporation

NEOM has exercised a “ termination for convenience ” to end Webuild’s contract for three dams meant to feed a freshwater lake ...

Panama will receive a U.S. carrier and destroyer as the Navy tours the Americas, and the strategic shadow falls straight on the Canal

Panama prepares for the arrival of a U.S. carrier group as Washington projects naval power across the Americas.

A NASA breakthrough could unlock a new generation of aircraft, and the engineering challenge is bigger than anything in the sky

NASA engineers have crossed a milestone that once sounded like a bad idea on Mars: spinning helicopter rotor tips faster than ...

China is exporting a fifth-generation fighter to challenge the F-35, and the real battle is now over who controls stealth aviation

China’s J-35AE stealth fighter is entering the export market and challenging the global dominance of the F-35.

A high-speed train will cross under the sea at more than 155 mph, and the engineering message is impossible to ignore

The vision sounds straightforward, but building under the sea is never just “digging a long hole.” A 2013 paper in the ...