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A Chief World Scientist?

Ban Ki-moon, the secretary general of the United Nations, told the Planet Under Pressure Conference in London that he is recommending that the UN have a chief scientific advisor or a scientific board, reports the Nature News Blog. The conference focused on sustainable global development. "Policy-makers often fail to turn to scientists for advice, or discount it too easily owing to electoral or other political considerations," he said.

The Scan

Tens of Millions Saved

The Associated Press writes that vaccines against COVID-19 saved an estimated 20 million lives in their first year.

Supersized Bacterium

NPR reports that researchers have found and characterized a bacterium that is visible to the naked eye.

Also Subvariants

Moderna says its bivalent SARS-CoV-2 vaccine leads to a strong immune response against Omicron subvariants, the Wall Street Journal reports.

Science Papers Present Gene-Edited Mouse Models of Liver Cancer, Hürthle Cell Carcinoma Analysis

In Science this week: a collection of mouse models of primary liver cancer, and more.