Episode description
From ancient diving bells to the groundbreaking descent of the Mariana Trench, in this episode, we'll uncover tales of bravery, innovation, and the pursuit of knowledge beneath the waves.
- Ancient history of exploring the ocean's depths
- Aristotle's theoretical diving concept in the 4th Century BC
- Early diving bell inventions and Alexander the Great myth
- Magellan's attempt to measure ocean depth in 1521
- The invention of the first submarine by Cornelis Drebbel
- David Bushnell's "Turtle" and its military attempts
- HMS Challenger's oceanographic expedition reveals deep-sea life
- Discovery of the Mariana Trench's Challenger Deep
- First manned descent into Mariana Trench in 1960
- Current understanding and mystery of Earth's deep oceans
Full interactive transcript, subtitles and key vocabulary available on the website: https://www.leonardoenglish.com/podcasts/underwater-exploration
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Keywords: Learn English, vocabulary, lessons, idioms, aprende inglés, idiomas, aprender inglês, apprendre l'anglais, imparare l’inglese, ingilizce öğren,英語を習う, تعلم الإنجليزية