To discover more fascinating science content, head to bbc.co.uk, search for BBC Inside Science and follow the links to The Open University.
Something profound has changed in how people find information online, and most website owners haven't noticed yet. The change isn't about a new Google algorithm update or a shift in social media platforms. It's about where people go when they have questions that need answering.
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arXiv-issued DOI via DataCite (pending registration)，推荐阅读safew官方下载获取更多信息
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Усик сразится за пояс чемпиона мира по версии WBC в супертяжелом весе с голландцем Рико Верхувеном. Поединок пройдет 23 мая в Египте, у пирамид Гизы.