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2025-05-17   British English
Why are Pop Singers Popping up in Films

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Culture. Casting in Hollywood. Aim for the stars. Why are pop singers popping up in films? You could tune out for a few seconds and miss it. There is a brief moment in "Popular", one of the s...

文艺 好莱坞选角 目标是明星 为什么流行歌手开始出现在电影里? 如果你走神几秒钟,就不会注意到。在《魔法坏女巫》的歌舞片段《变身万人迷》中有一个短暂的瞬间,爱莉安娜·格兰德唱出了一个重复乐段,这听起来更像是她的某首热门流行歌...


2025-05-15   British English
How the Brain Learns, Part Two

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For one thing, neurons mostly send information in one direction. For backpropagation to work in the brain, a perfect mirror image of each network of neurons would therefore have to exist in order t...

首先,神经元主要朝一个方向发送信息。因此,要使反向传播在大脑中发挥作用,每个神经元网络必须存在一个完美的镜像,以便将误差信号反向发送。 此外,人工神经元使用不同强度的信号进行通信。生物神经元发送固定强度的信号,而反向传播算法并非为处理...


2025-05-13   British English
How the Brain Learns, Part One

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Five decades of research into artificial neural networks have earned Geoffrey Hinton the moniker of the Godfather of artificial intelligence (AI). Work by his group at the University of Toronto lai...

五十年来对人工神经网络的研究为杰弗里·辛顿赢得了“人工智能教父”的称号。他在多伦多大学的研究小组的工作为ChatGPT和LaMDA等引人注目的人工智能模型奠定了基础。 这些模型可以写出连贯(虽然平淡无奇)的散文,通过医学扫描诊断疾病,...


2025-05-09   British English
The ‘Science Shaping Tomorrow’ , Part Two

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Another prong of the administration's actions is an attempt to influence what research is funded. Russell Vought, the head of the Office of Management and Budget, has previously suggested cuts as a...

政府行动的另一项举措,是试图影响哪些研究能够获得拨款。管理和预算办公室主任罗素·沃特此前曾建议削减开支,以确保国家科学基金会(NSF)等科学机构不会“宣传觉醒意识形态”。鉴于一项行政命令终止了旨在促进多元、平等和包容(DEI)项目,联邦机构...


2025-05-07   British English
The ‘Science Shaping Tomorrow’ , Part One

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The annual meetings of the American Association for the Advancement of Science afford researchers a chance to show off what they do best. Those roaming the corridors in Boston between February 13th...

美国科学促进会的年度会议为研究人员提供了展示自己最擅长领域的机会。2月13日至15日期间,在波士顿走廊漫步的人们聆听了从板块构造和古代DNA分析到基因编辑和核能等各方面的演讲。 所有这些都代表了美国长期以来引以为豪的尖端研究,正如今年...


2025-05-05   British English
Trump's Tariffs will Hurt American Industry and Global Metal Market

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Mr. Trump sees tariffs as a way to incentivise foreign investment in America and boost domestic production. "It's going to mean a lot of businesses are going to be opening in the United States," Mr...

特朗普先生将关税视为激励外国在美国投资,并促进国内生产的手段。“这意味着,许多企业将在美国开办。”特朗普先生在签署命令时说道,该命令以国内安全为理由。新关税将于3月12日生效。关税威胁要惩罚美国的盟友,甚至超过对敌人的惩罚,而这将会损害美国...


2025-05-03   British English
Not Every Migrant in Latin America is Heading for the U.S., Part 2

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Spending has declined since then to around 0.3% of GDP. The IMF says the costs will be balanced over time by rising tax revenues as more migrants enter the labour force. Quick regularisation is hel...

此后,支出下降至GDP的0.3%左右。国际货币基金组织表示,随着更多移民进入就业市场,税收收入的增加将随着时间的推移抵消这些成本。快速规范化是有帮助的,因为它可以降低医疗成本并增加税收。许多拉丁美洲人,尤其是智利人,认为移民带来了犯罪。 ...


2025-05-01   British English
Not Every Migrant in Latin America is Heading for the U.S., Part 1

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Esther hernandez fled Venezuela to Colombia in 2017 with her husband, three daughters and a sewing machine. Her voice cracks as she recalls sleeping in a shelter, cooking on an open fire and at tim...

2017 年,埃丝特·埃尔南德斯带着丈夫、三个女儿和一台缝纫机逃离委内瑞拉前往哥伦比亚。回忆起在避难所睡觉、在明火上做饭、有时挨饿的情景,她的声音都哽咽了。2018年,她的丈夫因为急需工作而离开委内瑞拉前往智利。他最终在8000公里(500...


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