国际新闻
The Surprising Reasons China Is Skeptical of A.I. Safety Calls
In China, A.I. doomsday warnings can feel distinctly Western or like a ploy to stop Chinese A.I. companies from trying to overtake their U.S. rivals.
NYT > World News ·
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体育与实时比分
‘Hardships never last’: Jenn Lichter’s path from Colombian orphanage to ultrarunning records
Jenn Lichter’s childhood followed a difficult path. The resilience she gained helped her achieve an unbreakable ultrarunning feat this summer On 27 June, Jenn Lichter lined up for her first 100-mile race, the Western States 100. The oldest and most prestigious 100-miler in the wo
Sport | The Guardian ·
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科学与环境
Scientists find that “perfect” systems may be surprisingly fragile
Complex systems may work better when their parts are not perfectly alike. Northwestern physicists found that carefully balanced variation, or “disorder,” can make networks such as power grids, ecosystems, neurons, and materials more stable. Even random differences sometimes impro
All Top News -- ScienceDaily ·