Plastic pollution in the Atlantic Ocean Lockdown may have lasting effects on friendships 新冠肺炎封锁可能对人类友谊产生持久影响 Episode 200907 / 07 Sep 2020 How may the lockdown affect our social bonds? Walkies could ...

A drone photo shows people posing for photos in a rapeseed flower field in Xiucai Village, Shizhu Tujia Autonomous County, southwest China's Chongqing, March 7, 2026. [Photo/Xinhua] With a draft ...

TEHRAN, March 8 (Xinhua) -- Huge explosions rocked Tehran on Saturday night. Buildings trembled as if struck by an earthquake. The sky turned crimson, then orange, and eventually dark, while large ...

The Early-Career Fellowship (ECF) is a pilot program launched in 2022 aimed at implementing development concepts of innovation, coordination, green development, openness, and sharing, while promoting ...

为深入理解新发展理念下的城市治理与生态保护，今年寒假，清华大学紫荆书院“春城绿动”实践支队一行十余人，赴云南省昆明市开展为期多日的主题实践。

在英语学习的征途上，单词是根基，更是无数学生的“拦路虎”。无论是刚接触英语的小学生，还是备战中高考的初高中学生，几乎都陷入过同样的单词背诵困境：死记硬背效率低，今天背、明天忘，反复机械重复却难以形成长效记忆；孤立背诵无关联，单词之间毫无逻辑，记了就混、用了就错；背诵过程枯燥乏味，越背越抵触，花费大量时间精力，却始终达不到理想效果；更有甚者，背了大量单词，却不会运用，无法衔接阅读、写作，陷入“背了不 ...

This photo taken on Aug 13, 2025 shows a navel orange orchard on the bank of the Yangtze River in Daba village of Fengjie ...

Wang Qiong is hard at work as a deputy to the 14th National People's Congress and chief engineer for water quality inspection ...

All three drafts have already been reviewed by the NPC Standing Committee. Generally, in China, a bill becomes law after being deliberated three times by the NPC Standing Committee. Drafts closely ...

和 AI 对话超过 20 轮之后，看着它慢慢开始胡说八道，如果有过这种经历，那么你就应该看看这篇论文 跟 AI 聊天机器人对话时，用户输入的每一个字都会被保存，模型给出的每一条回复同样会被保存。所有历史内容在下一轮对话中被回传给模型，再下一轮，再下一轮，像河底的沉积物越堆越高。 每一个聊天机器人、每一个 AI Agent、每一个多轮对话系统都按这个方式运行。看起来理所当然，模型不存自己的回复，怎么 ...

日前，一起令人啼笑皆非的学术不端事件引起广泛关注。某知名学术出版商旗下英文学术期刊Environmental Science and Pollution Research（《环境科学与污染研究》，以下简称ESPR）撤回了一篇论文，而该论文的“摘要（Abstract）”位置，竟出现一个令人费解的怪词——“Pumping elephant”。 论文“Abstract”位置，出现“Pumping ele ...