
Fumitaka Sato, who contributed to black hole research, dies at 87
World 16:23 18/09/2025TOKYO -- Japanese theoretical physicist Fumitaka Sato, known for his contributions to unraveling the mystery of black holes, died of bacterial pneumonia at a hospital in the western city of Kyoto on Sunday. He was 87.

New type of supernova detected as black hole causes star to explode
World 11:05 15/08/2025WASHINGTON -- Astronomers have observed the calamitous result of a star that picked the wrong dance partner. They have documented what appears to be a new type of supernova, as stellar explosions are known, that occurred when a massive star tried to swallow a black hole with which it had engaged in a lengthy pas de deux.