Alistair Brownlee, a two-time Olympic triathlon champion, retires at 36 after an illustrious career, with plans to explore other endurance challenges while staying active in sports.
U.S. tightens sanctions on Gazprombank, Russia's third-largest bank, to limit its ability to finance military operations in Ukraine.
Astronomers capture first close-up image of distant red supergiant star WOH G64, revealing its egg-shaped cocoon of gas and dust, a rare glimpse into a star's life cycle.
Alistair Brownlee, a two-time Olympic triathlon champion, retires at 36 after an illustrious career, with plans to explore other endurance challenges while staying active in sports.
U.S. tightens sanctions on Gazprombank, Russia's third-largest bank, to limit its ability to finance military operations in Ukraine.
Astronomers capture first close-up image of distant red supergiant star WOH G64, revealing its egg-shaped cocoon of gas and dust, a rare glimpse into a star's life cycle.