Sci/Tech
Homegrown solar drone logs world's 2nd-longest flight of its kind
A domestically developed solar-powered unmanned aerial vehicle (UAV) has completed seven consecutive days of flight.
Nov 13, 2026
One-stop public Wi-Fi to start in Seoul from Jan. 1
Dec 28, 2020
3 tech titans form AI alliance to fight COVID-19
Dec 23, 2020
Navy launches 2nd 3,000-ton submarine Ahn Mu
Nov 11, 2020