Geology

The Hawaii Quake, or Is It Quakes?

In the wake of the mid-October Hawaii quake, scientists are not sure whether the >6 aftershock was an aftershock, or an independent earthquake. The first quake, which was measured at 6.7 on the Richter scale occurred at 7:07 A.M. at a depth of 24 miles; the second...

Earthquakes in Hawaii—Unusual or Part of Hawaii's Geology?

The other day I heard a CNN news-reader, during the time when readers don't read, but speak for themselves, say right after a story of the October 15th big Hawaii earthquake: "My, what a strange place for an earthquake to take place!" So much for earth science...

Earthquakes in Hawaii—Unusual or Part of Hawaii’s Geology?

The other day I heard a CNN news-reader, during the time when readers don't read, but speak for themselves, say right after a story of the October 15th big Hawaii earthquake: "My, what a strange place for an earthquake to take place!" So much for earth science...

Was New Hampshire Once Part of Africa? Roadside/Roadcut Geology

The title is very tantalizing, isn't it? I grew up just a few miles from New Hampshire, and studied earth science in undergraduate school. I can tell you that in our courses taught by very fine professors of geology, I never heard anyone make that claim. It would take...

From New England to Georgia—Geology & Other Stuff on the Road

We recently traveled to New England by air for a family visit, and to attend antiques shows held during the "New Hampshire Antiques Week." Because of the terrorist threat in London, we decided to drive back to Georgia traveling from Concord, New Hampshire, through...

1906 San Francsico Earthquake Centennial

Today marks the 100th anniversary of the 1906 San Francisco earthquake which hit the city at 5.12 a.m. on that day. In an earlier post, I commented on the significance of the 1906 earthquake, and recommended a book by Simon Winchester, A Crack in the Edge of the...

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