The compass—oldest known navigating instrument—has been revolutionized. Last week Bendix Aviation Corp. announced a new automatic compass that makes the old magnetic needle* look as obsolete as a ...
MESSRS. ELLIOT BROTHERS, the English cannot rest in the axis is pointing north and south very nearly, and the direction of rotation is in the same direction as that of the earth. For if the axis ...
TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...
If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...
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