These are three of the biggest semi-trucks the world has ever seen ... The Red Giant is supported by a 3406B Caterpillar engine and an 18-speed transmission, yet it doesn't actually haul any ...

China says it fired up the world’s largest single-segment solid-fuel rocket engine for the first time, at a ground testing facility in the country’s northwest on Tuesday. The rocket’s 3.5 ...

is set to be the world’s largest semi-automated facility. With 19 highly sophisticated automated quay cranes and 50 automated rail mounted gantry (RMG) yard cranes, T3 will be at least 30% more ...

ISRO advances heavy-lift space missions with a successful semi-cryogenic SE2000 engine test, improving propulsion technology.