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Leonardo da Vinci is usually credited with conducting the first systematic study of friction in the late 15th century, a subfield now known as tribology that deals with the dynamics of interacting surfaces in relative motion. Da Vinci's notebooks depict how he pulled rows of blocks using weights and pulleys, an approach that is still used in frictional studies today, as well as examining the friction produced in screw threads, wheels, and axles. The authors of this latest paper used an experimental setup similar to da Vinci's.
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In another case, the ChatGPT user asked the AI agent to draw up a multi-part plan to denigrate the incoming Japanese prime minister, Sanae Takaichi, in part by fanning online anger about US tariffs on Japanese goods. ChatGPT refused to respond to the prompt, according to OpenAI. But in late October, as Takaichi took power, hashtags emerged on a popular forum for Japanese graphic artists attacking her and complaining about US tariffs, according to OpenAI.，更多细节参见夫子
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