202 



INDEX. 



Atmosphere, everything has an 125 

 of the African ... 125 

 extent of the pla- 

 nets ... 163 

 pressure of, causes 



tides . 164 



pressure on, causes 



meteors ... 180 

 Atmospheric circulation, theory 



of ... 171 



Atlantic, S. S., loss of ... 101 



Attraction not the cause of the 



tides ... 162 



Artesian wells for the prevention 



of earthquakes ... 159 



Auroras, facts concerning ... 182 



" Mairan on .., 182 



Lardner on ... 182 



M. Bioton ... 182 



" disturb the magnetic 



needle ... 183 



'" caused hy the magne- 

 tism of the earth... 183 

 two theories of ... 183 

 colours of, caused by... 185 



B. 



Balloon researches, by Guy 



Lussac ... 125 



Bastian, Mr. H. Charlton on 



Origin of lowest organisms ... 28 

 Battles, followed by rain, cause 



of ... 117 



Beasts have only one mind ... 34 

 have no soul ... 35 



know not sin, nor do 



wrong ... 35 



have appetites but no 



desires ... 35 



Beavers, foreknowledge of ... 34 

 Bees, " ... 34 



Beche, Sir Henry de la, on 



carbon ... 141 



Beer, vast quantities of, drank 



in England ... 192 



Berkeley, Bishop, on matter ... 1 

 Biot, M., on auroras ... 182 



Bible, the, comprehensiveness 



of ... 14 



proof of vegetable life 



drawn from ... 14 



Blood, what is ... 188 



function of the ... 189 



cause of the circulation 



of the ... 190 



Botanical theories of vegetable 

 life , 14 



Botanical theories of trees . . . 149 

 Bottled sunshine ... 81 



Borer, the, worm holes in coral 



made by ... 147 



Body, Human, a machine easily 



injured ... 133 



Brain, the, a picture gallery ... 41 

 Branches and leaves, why they 



spread ... 16 



Brewer, Dr., on the sun the 



source of heat ... 56 



Buckland, Frank, on a chicken's 



instinct ... 33 



Buoys, scientific,for leading men 



astray. ... 81 



c. 



Calms, cause of equatorial . . . 129 

 " cause of, in the centre 



of cyclones ... 131 



Cambodia, ruined cities of ... 115 



Cambridge, Lectures, Agassiz... 148 



Carbon, trees composed of ... 140 



" Sir Henry de la Beche 



on ... 141 



" said to be injurious to 



man ... 141 



" eaten by man ... 141 



Carpenter, Dr. W. B., his 



theory of oceanic circulation 168 

 Carpenter, Dr. W. B., his deep 



sea soundings . . . 168 



Carpenter's, Dr. W. B., experi- 

 ment with glass trough ... 168 

 Carpenter, Dr. W. B., Dr. "Wy- 



ville Thompson against . . . 169 

 Carpenter, atmospheric and 



oceanic theory overlooked by 171 

 Cells in plants, what impels 



them to divide ... 16 



Central America, ruined cities 



in ... 115 



Celestial Dynamics, Dr. Mayer's 154 

 Chamber's Journal on Dew ... 119 

 Charcoal in the Nova Scotian 



coalfields ... 142 



Challenger, H. M. S. ... 146 



Chamber's Encyclopedia on coral 



insects ... 146 



Chamber's Encyclopedia on the 

 time taken to fill a gap in a 

 coral reef ... 152 



Cheese, life in ... 20 



" Chinese ... 136 



Chemical action, Prof. Grove on 44 

 " all changes caused by 44 

 " Digection caused by... 44 



