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
Nature You Meet in the Mountains #17
Mar 27, 2014
Nature You Meet in the Mountains #16
Mar 21, 2014
Jeju hosts world’s 1st electric car expo
Mar 20, 2014
Ancient trees to be cloned
Mar 17, 2014
Rare fish adds mystery to Jeju’s Yongcheon Cave
Mar 14, 2014
Emergency app launched in English
Mar 06, 2014
Researchers discover dementia-causing proteins
Mar 03, 2014
Forest healing prevents cardiovascular disease
Feb 28, 2014