Tag: copper
Does Gold Have a Purpose? Science Hints at Answers
A gold rush makes sense. But a copper rush? Not so much. And yet, perhaps there is more to gold than aesthetics.
In Praise of Copper, a Gift from Nature
If the conductivity of copper were ten times less, wires would have to be ten times the cross-sectional area to provide the same conductivity.
For a Technological Civilization, We Must Have Metals
It is very doubtful that any beings in the universe could develop a civilization remotely comparable with our own without the use of metals.
For Mankind, the Leap from Copper to Iron Was a Landmark Advance
The importance of metals, particularly iron, and the importance of the discovery of metallurgy can hardly be exaggerated.
Fire and Metals — Primal Discoveries, by Design
The ability to tame fire led to the invention of the art of cooking, and much more.