America’s attacks on possible drug boats in the Caribbean is already controversial. Now critics are questioning the legality of one particular strike in September. What does this mean for the US secretary of war, Pete Hegseth? Why American firms are raising funding to explore gene-editing babies. And women in Japan face a long fight to play the national sport: sumo. 

In “Babbage” earlier this year we interviewed Chinese scientist He Jiankui, whose use of gene-editing technology on babies landed him a three-year prison sentence.

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