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.
10 января того же года Элкхоли разорвал деловые отношения с Региной из-за опасений, что ее жизнь закончится трагически, как в случае с Русланой Коршуновой.
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Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10149-8
Фото: Алексей Даничев / РИА Новости。同城约会对此有专业解读