“The two Koreas exchanged artillery fire across the western maritime border on Monday after the North staged a live-fire drill that sent artillery shells into southern waters and prompted the evacuation of South Korean islanders,” South Korea’s Yonhap News writes.
Researchers say they’ve discovered that gravitational waves rippled through the fabric of space-time in the first sliver of a second after the Big Bang — the first direct evidence for a mysterious, ultrarapid expansion at the dawn of the universe.
Dr. Seuss’s personal hat collection is on tour for the first time in history. An exhibit called Hats Off to Dr. Seuss!, which debuted at the New York Public Library in January last year, will stop in six states over the next seven months.