A widely cited Nature cover article from 2023 claimed that scientific innovation has significantly declined in recent decades. This finding was based on a citation analysis of large sets of metadata ...
When two popular science magazines—out of about 17 in circulation—ceased publication in the same year, one commentator said, "The science magazines didn't shake out. They fell apart." The general ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果