xii CONTENTS. 



PAGE 



Mariner's Compass Greeks knew of the Power of the Load- 

 stone to attract Iron Use of the Compass in discovering new 

 lands Invention of Printing Columbus discovers America 

 Vasco de Gama sees the Stars of the Southern Hemisphere 

 Magellan's ship sails round the World Inventions of Leonardo 

 da Vinci. .......... 51 



PART III. 

 RISE AND PROGRESS OF MODERN SCIENCE. 



CHAPTER IX. 



y 



SCIENCE OF THE SIXTEENTH CENTURY. 



Rise of Modern Science Dogmatism of the Middle Ages 

 Reasons for studying Discoveries in the order of their dates 

 Copernican theory of the Universe Copernicus goes back to 

 the System of Aristarchus Is afraid to publish his Work till 

 quite the end of his Life Work of Vesalius on Anatomy He 

 shows that Galen made many mistakes in describing Man's 

 Structure His Banishment and Death The value of his Work 

 to Science Fallopius and Eustachius Anatomists Gesner's 

 Works on Animals and Plants He forms a Zoological Cabinet 

 and makes a Botanical Garden His Natural History of Animals 

 His classification of Plants according to their Seeds His 

 work on Mineralogy Csesalpinus makes the First System of 

 Plants on Gesner's plan Explains Dioecious Plants Chemistry 

 of Paracelsus and Van Helmont 63 



CHAPTER X. 



SCIENCE OF THE SIXTEENTH CENTURY (CONTINUED). 



Baptiste Porta discovers the Camera Obscura Shows that our 

 Eye is like a Camera Obscura Makes a kind of Magic Lantern 

 by Sunlight Kircher afterwards makes a Magic Lantern by 

 Lamplight Dr. Gilbert's discoveries in Electricity Tycho 

 Brahe, the Danish Astronomer Builds an Observatory on the 

 Island of Huen Makes a great number of Observations, and 



