Protein shake-up: getting to know Omicron

The latest “variant of concern” has spread far—and fast. We examine what has been learned about it at equally striking speed, and ask what to look out for next. South-East Asia has long had a methamphetamine problem; so-called compulsory treatment centres are only making matters worse. And the effort to make a minuscule lemur science’s next super-model. 

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