TKTKPLUS: Why Tehran is running out of water. View in browser | Your newsletter preferences12.07.25 BUSINESS It’s Time to Save Silicon Valley From ItselfBY STEVEN LEVY | 3-MINUTE READ Big Tech has lost its way. At WIRED’s Big Interview event, Techdirt editor Mike Masnick and Common Tools CEO Alex Komoroske announced a manifesto designed to help the industry get back on track. SCIENCE Why Tehran Is Running Out of WaterBY YEON-WOO CHOI AND ELFATIH A. B. ELTAHIR | 3-MINUTE READ Because of shifting storms and sweltering summers, Iran’s capital faces a future “Day Zero” when the taps run dry. BUSINESS Here’s What You Should Know About Launching an AI StartupBY STEVEN LEVY | 5-MINUTE READ AI startups say the promise of turning dazzling models into useful products is harder than anyone expected. Three founders discuss what it takes. POLITICS San Francisco Mayor Daniel Lurie: Past Leaders Took the City ‘for Granted’BY MARAH EAKIN | 2-MINUTE READ People like to rag on the Bay Area, but mayor Daniel Lurie believes there’s no better place in the world than San Francisco. ADVERTISEMENT POLITICS David Hogg to Democratic Establishment: Get the Message or Get Voted OutBY MARAH EAKIN | 3-MINUTE READ At WIRED’s Big Interview event, the activist and organizer said he doesn’t “think the Chuck Schumers of the world understand” what’s coming for the party. SCIENCE This AI Model Can Intuit How the Physical World WorksBY ANIL ANANTHASWAMY | 5-MINUTE READ The V-JEPA system uses ordinary videos to understand the physics of the real world. GEAR Heading to the Sauna? You Only Need 20 MinutesBY EMILY PECK | 3-MINUTE READ Optimize your sauna session by listening to the experts and, more importantly, your body. Taste the Future With the Best Meal Replacement ShakesBY PETE COTTELL | 2-MINUTE READ Solve the problem of cooking and chewing food with these full-meal replacement drinks. Shop Our Favorite WIRED-Tested Gear, Directly on AmazonBrowse great deals and find the gear we recommend in this newsletter, like Amazon, Apple, and Therabody devices. SHOP NOW ➔ ADVERTISEMENT Thanks for reading. Was this newsletter forwarded to you? Sign up here. Plus, browse more newsletters from WIRED. You’re receiving this email because you signed up for the Daily newsletter from WIRED. Manage your preferences | View our Privacy Policy | Unsubscribe Have questions or comments? Send us a message. Need help? Contact us. Copyright © Condé Nast 2025. One World Trade Center, New York, NY 10007. All rights reserved.