Buckle up for likely earthquake aftershocks, geologists say. Here's how the East Coast should prepare.

Tech Insider
image of earthquake emergency alert on cellphone
An emergency alert that appeared on cellphones across the east coast on Friday.

David Dee Delgado/Getty Images

They're getting ready for the downfall of America. Just don't call them preppers.

Tech Insider : Economy, Politics
A group of people watching a building being constructed
Residents of Riverbed Ranch are building their own small town from scratch. The goal? Survive if America collapses.

Hokyoung Kim for BI

Japan takes earthquake safety seriously. Here's how its culture of preparedness keeps so many people alive.

Tech Insider
A collapsed, tilted building in Wajima, Ishikawa prefecture, Japan with two trucks in front
A 2024 earthquake collapsed a building in Wajima, Ishikawa prefecture, Japan.

Kyodo via REUTERS

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