Gleaning nuggets
Article Abstract:
Gold, silver and copper were once associated with varying levels of nobility, but the metals are used more often for personal rather than public use any more. Ancient places where metals were used in society are described.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2000
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Anniversary of needles
Article Abstract:
The alignment of the magnetic needle along north and south meridians was explained by William Gilbert in 1600.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2000
User Contributions:
Comment about this article or add new information about this topic:
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