Change of heart surgeon: Iran’s reformist president

After an electric week at the Democratic National Convention in Chicago, Kamala Harris now faces the real test in her bid to be president. Can she convince American voters? In the third part of our series on dating apps, we visit Brazil, China and Pakistan (10:24). And our obituaries editor celebrates the life of Wally Amos, the American king of cookies (19:06).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.

Predicting political violence is a painstaking job. Now AI is helping analysts look for clues and throwing up fascinating insights into the shifts that may indicate a strike is coming. Why Cuba could be heading towards economic and social collapse (11:01). And our correspondent visits Odessa where Ukrainians are rediscovering the beach (18:54).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.

Mpox is spreading fast across Africa, yet public information campaigns are scant and vaccines in short supply. Is a new pandemic in the offing? Strategists are pondering a new potential threat from Russia: the possibility that it could detonate a nuclear weapon in space (09:42). And an Economist correspondent answers another of your questions about Artificial Intelligence (18:16). 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. 

While many people fear the risk of a wider war breaking out in the Middle East, a parallel battle is already ongoing – in the digital sphere. Can China challenge a long-standing duopoly in the airline industry (10:16)? And the latest Carrie Bradshaw index tells us where Americans can afford a solo apartment. Just don’t set your heart on New York… (17:22)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. 

As Democrats convene in Chicago, polls suggest Kamala Harris is ahead by a whisker in the US presidential race. Can the party sustain the momentum? In hospital, your recovery may depend not just on diagnostic technology or the drugs you take, but whether your doctor is a woman (10:11). And new research into elephant communication suggests the creatures may have something akin to names (16:34).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. 

Inflation, interest rates and jobless numbers are on healthy trends; markets are gaining back ground. As the spectre of global recession fades we ask why fear has persisted. In the second instalment of our series on dating we look at what singles are doing beyond the apps (10:23). And a tribute to Joss Naylor, Britain’s legend of fell running (18:51).Get a world of insights by subscribing 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.

Peace talks in Doha have a chance at progress even in Hamas’s absence. The outcome could determine the scope of Iran’s promised retaliations against Israel. New research suggests Mars may have an ocean’s worth of water deep in its crust (10:30). And Colombia’s bid to sate the global hunger for more sources of vanilla (18:14).Get a world of insights by subscribing 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.

Skilled immigrants bring more than just their expertise to job markets. But governments miss opportunities to attract them—or make them feel entirely unwelcome. In America it seems like the standard tip fraction just keeps going up and up (11:36). Where will it end? And as part of our “schools briefs” primer on AI, we answer your questions, starting with facial recognition (18:28).Get a world of insights by subscribing 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.

Corporate investment in artificial-intelligence infrastructure reaches $1.4trn by some estimates. We ask what might threaten the expected windfalls that justify the spending. A Japanese mine’s bid to be listed by UNESCO was made harder because it ignores South Korean wartime forced labour (10:49). And why a nicotine pouch has so many fans on America’s right (18:03).Get a world of insights by subscribing 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.

Part of Russia is under foreign control for the first time since the second world war. We ask about the strategy behind the surprise raid—which may not be the last. The Paris Olympics were, all told, a tremendous success, with some lessons for future games (11:47). And the 3-D holographic displays coming to a car dashboard near you (20:35).Get a world of insights by subscribing 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.