7.0 to 7.9: Major earthquake. Serious damage. 8.0 or greater: Massive damage, can destroy communities A major earthquake measuring 7.4 hit Taiwan early Wednesday, killing 9 and injuring at least ...

In six of these cases, an earthquake of magnitude-8.0 or greater occurred within a week of a magnitude-7.0 level temblor striking. The advisory, which is officially called “megathrust earthquake ...

The preliminary magnitude 7.0 earthquake reignited long-held fears of the fabled “big one” hitting in California, which typically refers to a potential magnitude 8.0 that causes widespread ...

but only one of them will be a "great earthquake" — that is, one with a magnitude of 8.0 or above. Here are where all the "great earthquakes" since 1900 have struck. Follow BI Video: On Twitter ...

Over 900,000 earthquakes occur worldwide each year. Fortunately, the vast majority of them are magnitude 2.5 or less, and great earthquakes (magnitude 8.0 or more) only happen about once every 5 to 10 ...

There's around 10-15 earthquakes with magnitudes of 7.0-7.9, and readings of 8.0 or higher are rare, as these are estimated to happen once every year or two. There have been a few noteworthy ...