13 OCT 2013 by ideonexus

 The Emergence of the Week Began the Scientific Mind

The making of our week was another forward step in man's mastery of the world, in his reach toward science. The week was man's own cluster, not dictated by the visible forces of nature, for the planetary influences were invisible. By seeking astral regularities, by imagining that regularly recurring forces at a distance, forces that could be judged only by their effects, might govern the world, mankind was preparing a new arsenal of thought, an escape from the prison of Again-and-Again. The p...
Folksonomies: history science astronomy
Folksonomies: history science astronomy
  1  notes

It was the first time human beings established an artificial order to things, setting up cycles.

23 APR 2012 by ideonexus

 Fossils and the Age of the Earth

In the mountains of Parma and Piacenza, multitudes of shells and corals filled with worm-holes may be seen still adhering to the rocks, and when I was making the great horse at Milan a large sack of those which had been found in these parts was brought to my workshop by some peasants... The red stone of the mountains of Verona is found with shells all intermingled, which have become part of this stone... And if you should say that these shells have been and still constantly are being created ...
Folksonomies: geology fossils
Folksonomies: geology fossils
  1  notes

Leonardo da Vinci sees evidence that mountains were once under the sea.