Sci/Tech
Top sci-tech school invents core material for 'stealth cloak' ink
A research team at the nation's top science and technology school has developed next-generation ink enabling stretchable "cloaking" that renders objects undetectable by surveillance equipment such as radar or sensors.
Dec 17, 2025
Outdoor robot that delivers food launched in Suwon
Aug 20, 2020
7 Korean items tops in global market share
Aug 13, 2020
Seoul district opens 10 smart, virus-free bus stops
Aug 10, 2020