Weblog on Physics
Showing posts with label
Storia della scienza
.
Show all posts
Showing posts with label
Storia della scienza
.
Show all posts
Friday, 24 May 2013
A liquid telescope
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http://en.wikipedia.org/wiki/Liquid_mirror_telescope Liquid mirror telescopes are telescopes with mirrors made with a reflective liquid. T...
Saturday, 22 September 2012
The world's first seismometer was Chinese
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Who was the inventor of the first siesmometer? Zhang Heng. He was (AD 78–139) a Chinese astronomer, mathematician, inventor, geographer,...
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