Signs of fission in a room entombed at Chernobyl. Plus, the US backs waiving patents on COVID vaccines and exploring what level of coronavirus risk societies will accept.

中文翻译：

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每日简报：切尔诺贝利核反应再次闷烧


切尔诺贝利埋葬的房间里有裂变迹象。此外，美国支持放弃新冠疫苗的专利，并探索社会可接受的新冠病毒风险水平。