Sci/Tech
New solar sail can propel spacecraft without power source
A domestic think tank has developed a "solar sail" to power spacecraft using solar winds. The Korea Aerospace Research Institute (KARI) on Feb. 13 said it developed and demonstrated the prototype of a solar sail deployment device.
Feb 18, 2025
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
