Scientific Intelligence. 407 
Sun, the Zodiacal light and Comets. The theory on the Pike x) gos 
Stitution of the Sun ; a careful essay on the Solar Spots; an exam 
ion 
whether the Sun is inhabited, and treats of the magnetic pee of the 
Sun on the compass. 
He also describes the parallactic stand, the equatorial and the rotating 
dome of the Paris Observatory, as also the Polariscope lens of his in- 
vention 
Eudes et Lectures sur les Sciences d’ Observation et leurs applica- 
cations pratiques, by M. Basinet, Member of the Institute. ol., 
2 Paris, Mallet Bachelier. Price 24 franes.—This work is in- 
ro 
a 
of the Institute. One is entitled Extraordinary Movements of the Sea ; 
another, Comets in the nineteenth century; another, The Electric Tele- 
graph, in which M. Babinet states that he does not believe | in the possi- 
entitled ‘* Voyage dans le ciel.” M. Babinet, a relative and friend of 
Arago, understands how to throw into his lectures the same charm and 
simplicity that characterised the popular public addresses of Arago 
udes sur la géographie botanique de L’ Europe et en particulier 
sur la végétation du plateau central de la France; by M. ECOQ, 
Professor of Botany in tbe gr hets of Sciences of Clermont. a vols., 
himself with those recognised by him in ag 
derstands Auvergne like M. Lecog; to him all geet are phe | 
relating to the geology of that country. 
SCIENTIFIC INTELLIGENCE. 
J. CuemiIsTRyY AND Puysics. 
nm the relations ee the oie points, specific volumes and 
Meksceat constitution of bodies.—Sin e appearance of his remark- 
e p on the speci if pee ‘of pis already Aw in this 
Journal, Kopp has published an elaborate memoir on densities, dilata- 
tions, and boiling points, confining himself however to a statement of 
widely kn I reat number of comparisons of similar fluid bod- 
les, the diferososs between the specific volumes taken at the boiling 
