The Train That Derails: Science, Metal, and the Price of Time [C1-Spanish]

Advanced (C1) · 15 min · science, technology, infrastructure, history Listen to Fletcher and Octavio discuss "The Train That Derails: Science, Metal, and the Price of Time" — one in English, one in Spanish. This episode is designed for advanced learners pushing toward fluency. Topics covered: science, technology, infrastructure, history. 🎯 Also listen to: The Downed Pilot: Technology, Air War, and the End of Invulnerability [C1-Spanish] — https://twilingua.com/episode/the-downed-pilot-technology-air-war-and-the-end-of-invulnerability 📖 Read the full interactive transcript: https://twilingua.com/episode/the-train-that-derails-science-metal-and-the-price-of-time 🎧 Download the Twilingua app free: iOS: https://apps.apple.com/app/twilingua/id6760793480 Android: https://play.google.com/store/apps/details?id=com.twilingua.language.learning Web: https://twilingua.com/download 🌐 Browse all episodes: https://twilingua.com/episodes