Tsunami Detection via Ionosphere: GUARDIAN’s Big Test 2025

Tsunami detection via ionosphere: the new frontline in early warning Tsunami detection via ionosphere is moving from bold idea to proven capability. In July 2025, a massive magnitude-8.8 earthquake off Russia’s Kamchatka Peninsula launched tsunami waves across the Pacific. As emergency sirens sounded and millions evacuated coastal zones from Japan to Hawaii, a different kind…

Tsunami Detection via Ionosphere