Science: At the height of the Korean War, a scared 16-year-old boy made a promise as he lay wounded by shrapnel on a battlefield. “I said, âGod, if you save my life, I will return this love to my enemy,’” recalls Kim Chin-Kyung, who was fighting for the south against the north.Six decades later, the 74-year-old businessman turned university administrator is keeping his word. Last week, Kim was appointed president of Pyongyang University of Science and Technology (PUST) at a ceremony in Pyongyang to commemorate completion of the $35 million campus, which after 4 years of delays is expected to open in November to the crème de la crème of North Korea’s science graduate students.
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 PM
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