xii CONTENTS. 



PAGB 



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. 5> 



PART III. 

 RISE AND PROGRESS OF MODERN SCIENCE, 



CHAPTER IX. 



SCIENCE OF THE SIXTEENTH CENTURY. 



Rise of Modem Science — Dogmatism of the Middle Ages — 

 Reasons for studying Discoveries in the order of their dates — 

 Copemican 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 — Ca^salpinus 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 Obscnra — 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 



