If you don’t have enough food in the first 1,000 days of your life, your brain may never reach its full potential. Our correspondent discusses what better nutrition would mean for the world. Undersea cables are the arteries of our telecommunications system, but that also makes them vulnerable (9:13). And a new powder may help make periods less of a bloody nuisance (17:42).Listen to what matters most, from global politics and business to science and technology—Subscribe to Economist Podcasts+For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account. Hosted on Acast. See acast.com/privacy for more information.

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“What did the council decide on item 42?” — answered with the speaker and the moment.