Skip to content

Scientists Finally Know Why Japan’s 2011 Tsunami Was So Big

November 11, 2026 · 30 min

Show notes

In 2011, a magnitude 9.1 earthquake struck off the coast of Japan, unleashing a tsunami up to 40m high - far larger than any model had predicted. It caused untold damages including the Fukushima Daiichi nuclear disaster. For more than a decade, scientists have been trying to explain why. But now, thanks to a record-breaking ocean drilling expedition and a new study published in Science in December 2025, we may finally have the answer…This is the real geological story of why the 2011 tsunami was so devastating - and what it means for predicting the next one.▀▀▀▀▀▀

Remove your personal information from the web at https://joindeleteme.com/ASTRUMEARTH and use code ASTRUMEARTH for 20% off DeleteMe international Plans.

▀▀▀▀▀▀


A huge thanks to our Patreons who help make these videos possible. Sign-up here: ⁠https://bit.ly/4aiJZNF

All episodes of Astrum Space

Settings

Display

Language

Decides which stations you see first on the home page.

History

Recently played stations and episodes and your latest searches are only stored in this browser.

Notifications

A short notice when a podcast you follow has a new episode. Turn off single podcasts with the bell on their page.

Account

Save favorites – in the app and on the website.

Keyboard shortcuts

/
Open search
Space
Play or pause
← →
In the player: back 15 s, forward 30 s (episodes) · in a row: next tile
↑ ↓
In a row: target within the tile
Home / End
In a row: first or last tile
Esc
Close window or menu
?
This overview
Now playing

Go to station page

Play next

    Add episodes with “Play next” – they play after the current episode.