CONTENTS 



PAGE 



STRANGE DISCOVERIES RESPECTING THE AURORA. ... 1 



THE EARTH A MAGNET 21 



OUR CHIEF TIMEPIECE LOSING TIME 37 



ENCKE, THE ASTRONOMER .53 



VENUS ON THE SUN'S FACE 56 



EECENT SOLAR EESEARCHES . .... 79 



GOVERNMENT AID TO SCIENCE 86 



AMERICAN ALMS FOR BRITISH SCIENCE . . . . .90 



THE SECRET OF THE NORTH POLE 97 



Is THE GULF STREAM A MYTH? 116 



FLOODS IN SWITZERLAND 135 



A GREAT TIDAL WAVE . 140 



DEEP-SEA DREDGINGS 144 



THE TUNNEL THROUGH MONT CENIS 150 



TORNADOES 155 



VESUVIUS . . .169 



THE EARTHQUAKE IN PERU . 191 



THE GREATEST SEA- WAVE EVER KNOWN . . . . .196 



THE USEFULNESS OF EARTHQUAKES 213 



THE FORCING POWER OF EAIN 227 



A SHOWER OF SNOW-CRYSTALS . , 232 



