Best Defense

Thomas E. Ricks' daily take on national security.

Weird stuff I didn’t know, naval dept.: Two sea areas with no compass variation

Thomas J. Cutler writes in the March issue of Proceedings that there are "only two places where there is no compass variation." In other words, where "both gyro and magnetic compasses are perfectly aligned." One of those places is the Bermuda Triangle. The other is a region in the Pacific called, he notes, "the ‘Devil’s ...

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Thomas J. Cutler writes in the March issue of Proceedings that there are "only two places where there is no compass variation." In other words, where "both gyro and magnetic compasses are perfectly aligned."

One of those places is the Bermuda Triangle. The other is a region in the Pacific called, he notes, "the ‘Devil's Sea,' for it, too, is known for mysterious disappearances." It isn't clear what the lack of variation has to do with the two areas' reputations for trouble, he notes.   

Thomas J. Cutler writes in the March issue of Proceedings that there are "only two places where there is no compass variation." In other words, where "both gyro and magnetic compasses are perfectly aligned."

One of those places is the Bermuda Triangle. The other is a region in the Pacific called, he notes, "the ‘Devil’s Sea,’ for it, too, is known for mysterious disappearances." It isn’t clear what the lack of variation has to do with the two areas’ reputations for trouble, he notes.   

Thomas E. Ricks covered the U.S. military from 1991 to 2008 for the Wall Street Journal and then the Washington Post. He can be reached at ricksblogcomment@gmail.com. Twitter: @tomricks1

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