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 ...
PROF. FITZGERALD (B. A. Address, Section A), in drawing attention to Hertz's experiments, has done the greatest possible service to electrical science. Hertz not only proves the existence of the ether ...
PROF. NICHOLS, of the Cornell University, has suggested the use of carbon and copper combined to form a compensated resistance standard. The resistance of metals increases with temperature, but that ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback