神经科学研究

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绵延之河,时间是否只是空间的倒影?
Tai Mei Ti A P P· 2025-05-26 11:47
Core Insights - The article discusses the perception of time in the human brain, suggesting that it is not reliant on an internal clock but rather on interactions with the environment and behaviors [1][17][39] - David Robbe's research indicates that animals, such as rats, develop motor routines to estimate time, which aligns with Henri Bergson's philosophical concepts of time and memory [17][22][39] Group 1: David Robbe's Research - David Robbe conducts experiments to explore how the striatum in the brain may represent time perception through motor control [17][18] - In a treadmill experiment, rats exhibited superstitious behaviors to estimate time, indicating they do not have a true concept of time but rely on learned motor sequences [18][21] - The findings suggest that animals measure time through actions rather than an internal understanding, contrasting with human time perception [37][39] Group 2: Henri Bergson's Philosophy - Henri Bergson's ideas on time, particularly the concept of "durée," emphasize the qualitative, continuous flow of time as opposed to a quantifiable measure [27][39] - Bergson argues that our misunderstanding of time arises from spatializing it, which aligns with Robbe's findings that rats spatialize their actions to estimate time [22][29] - The article highlights the relevance of Bergson's philosophy in understanding the limitations of scientific approaches to time and consciousness [46][48] Group 3: Implications for Science and AI - The discussion raises questions about the nature of time in artificial intelligence, suggesting that AI lacks the continuous, subjective experience of time that living beings possess [41][42] - The article posits that the understanding of time and memory in neuroscience could benefit from integrating philosophical insights, particularly those of Bergson [46][48] - It emphasizes the need for a cross-disciplinary approach to explore the complexities of time perception and consciousness [48]
著名神经科学家郭爱克院士去世,参会期间突发心脏骤停
第一财经· 2025-04-12 07:54
2025.04. 12 本文字数:851,阅读时长大约1分钟 作者 | 第一财经 钱童心 郭爱克院士治丧工作小组发布讣告称,中国科学院院士、国际著名神经科学家和生物物理学家、中国 科学院大学教授郭爱克因病医治无效,于2025年4月10日14时18分在浙江杭州逝世,享年85岁。 中国科学院脑科学与智能技术卓越创新中心方面向第一财经记者表示,郭爱克近日在桐乡参加学术会 议期间,突然在浴室晕倒,在送往杭州浙大二院后,因心脏骤停救治无效去世。 学界对此感到震惊和悲痛。中国科学院神经所一位郭爱克生前的同事对第一财经记者表示:"郭院士 人特别好,对于学术会议的邀请也总是有求必应。" 郭爱克曾先后在中国科学院生物物理研究所、中国科学院脑科学与智能技术卓越创新中心等机构工 作。他长期致力于神经科学前沿探索,在学习记忆、注意抉择及神经计算与控制等脑认知领域取得了 一系列原创性成果。 郭爱克还引领了在"基因-脑-行为"框架下系统解析智力本质的研究,推动了空间亚磁环境影响脑认知 功能的探索,促进了我国神经行为学、集群仿生学和微观神经联结组等多项智能交叉领域的布局与建 设。 2020年至2025年,郭爱克受聘上海大学脑-智科学院士工 ...