科学研究   

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Climate change is quickening the disappearance of the Aral Sea. Once a single body of water, the lake now exists in pieces in Kazakhstan and Uzbekistan. Many years ago, it was one of the world’s large...

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When it comes to disinformation, "social media took the cost of distribution to zero, and generative AI takes the cost of generation to zero," says Renee DiResta of the Stanford Internet Observatory. ...

斯坦福大学网络观察室的蕾妮·迪雷斯塔表示，当谈到虚假信息时，“社交媒体将传播成本降至零，而生成式人工智能则将生成成本降至零”。GPT-4 等大语言模型很容易生成大量误导性新闻文章或社交媒体帖子。 人工智能可以生成的不仅仅是文本。使用人...

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It seems odd to think about worrying about parasite extinctions, however, because these organisms have evolved together for millions of years, we really just don't know what the effects would...

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This is the Sun. And this is a neutron star. But don't let its size fool you. Neutron stars are massive gravitational monsters, and orbiting one wouldn't end up well for our planet....

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Let me think for a minute. It's kind of like asking to choose between your children. Like, they're all important. There’s, you know, space to explore, There’s the deep ocean. That's for...

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What if I told you that supernovas aren't the brightest events in the Universe? Gamma-ray bursts are. They shine hundreds of times brighter and only last for several minutes at most. But even...

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There are a quite few challenges you know that we still have to tackle in this field. I'm a professor of mechanical engineering at MIT, and in my lab, we specifically look at how we can build ...

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Each year, half a million people die from brain aneurysms -- when a blood vessel bursts in the brain. For survivors, physical disabilities are often severe. They may include memory problems, loss of b...