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
Korea ranks 4th at Int’l Earth Science Olympiad
Oct 14, 2014
Software meets the humanities
Oct 13, 2014
Silver nanoparticle-coated air filter kills bacteria
Sep 30, 2014
Researchers mass-produce hydrogen from water
Sep 19, 2014
