The investigative minds at How to Survive examine earthquake magnitude comparisons and what they mean for survival preparedness.

Earthquakes account for some of the costliest natural disasters in history. They can literally reshape the planet. But how powerful can they get? That's a question humans have only recently been able ...

This is read by an automated voice. Please report any issues or inconsistencies here. San Ramon has been rocked by more than 75 earthquakes since November, with a magnitude 4 quake Friday night ...