Debate and switch? Biden’s stumble

<p>America’s president had one primary task at last night’s debate: to close down speculation about his mental faculties. It <a href="https://www.economist.com/united-states/2024/06/28/joe-bidens-horrific-debate-performance-casts-his-entire-candidacy-into-doubt?utm_campaign=a.io&amp;utm_medium=audio.podcast.np&amp;utm_source=theintelligence&amp;utm_content=discovery.content.anonymous.tr_shownotes_na-na_article&amp;utm_term=sa.listeners" rel="noopener noreferrer" target="_blank">went so poorly</a> his whole campaign is now in doubt. Tentative results from a newish instrument give <a href="https://www.economist.com/science-and-technology/2024/06/19/the-dominant-model-of-the-universe-is-creaking?utm_campaign=a.io&amp;utm_medium=audio.podcast.np&amp;utm_source=theintelligence&amp;utm_content=discovery.content.anonymous.tr_shownotes_na-na_article&amp;utm_term=sa.listeners" rel="noopener noreferrer" target="_blank">tantalising hints</a> that the leading theory on the universe’s makeup might need reworking entirely (10:20). And bullfighting moves from literal arenas to <a href="https://www.economist.com/culture/2024/05/29/bullfighting-is-under-attack?utm_campaign=a.io&amp;utm_medium=audio.podcast.np&amp;utm_source=theintelligence&amp;utm_content=discovery.content.anonymous.tr_shownotes_na-na_article&amp;utm_term=sa.listeners" rel="noopener noreferrer" target="_blank">the political arena</a> (18:40).</p><br /><p><em>Get a world of insights by </em><a href="https://subscribenow.economist.com/podcasts-plus" rel="noopener noreferrer" target="_blank"><em>subscribing to Economist Podcasts+</em></a><em>. For more information about how to access Economist Podcasts+, please visit our </em><a href="https://myaccount.economist.com/s/article/What-is-Economist-Podcasts" rel="noopener noreferrer" target="_blank"><em>FAQs page</em></a><em> or watch </em><a href="https://www.youtube.com/watch?v=Gczo71bg1uY" rel="noopener noreferrer" target="_blank"><em>our video</em></a><em> explaining how to link your account.</em></p><hr /><p style="color: grey; font-size: 0.75em;"> Hosted on Acast. See <a href="https://acast.com/privacy" rel="noopener noreferrer" style="color: grey;" target="_blank">acast.com/privacy</a> for more information.</p>