6(> SCIINTIFIC NEW«, 



h 'tis life, either In the ftate of coleoptera in which it is found 

 on the colza, or in the ftate of larva ? Wliat natural enemies, 

 what artificial means of deftrudion can be oppofed to it in 

 either ftate? Generally, what care can preferve the colza from 

 its ravages }'* 



Each of thefe two prizes will be a gold medal of the value 

 of 150 francs. 



Rujfian Circumnaviifation, 



R-uffian voyage By a courier, expedited by the governor of Kamfchalka,news 



round the world, ^^j, received at Peterlburgh on the 2! ft of December, that tfee 



veflels belonging to the expedition round the world under the 



orders of M. de Krufenftern, had arrived, on the 26th of July 



laft, at the harbour of Peter and Paul, in Kamfchatka, and 



that, up to this time M. Krufenftern had not loft a fingle man 



of his retinue, nor had he any fick in the fquadron. In his 



voyage he had vifited the Marquefas and Sandwich Iflands. 



M. Krufenftern purpofed failing for Japan, towards the end of 



Auguft. 



Europeans found At one of the Marquefas, where the veffels flopped a few 



*^^o\^Hoflll^^y^' "^' ^^^ ^^^^" ^" '^^^'"^ ^ Frenchman and an Engliftiman, 

 ten their own to bring them back to Europe, Captain Krufenftern fays he 

 laagoagc, j^^j ^^^ y^^ h^Qw able to difcover how thefe two individuals 



had come to this ifland ; both of them having completely for- 

 gotten their original language. He thought however that he 

 could comprehend that they had arrived there on board an 

 American veflTel which had been ftiipwrecked on the coaft. 

 The Frenchman fpeaks the language of the illanders very well, 

 and has adopted all their cuftoms, hjibits and manner. There 

 is no doubt that they will foon recover the ufe of their language, 

 in a daily intercourfe with Europeans; and that they will then 

 be able to give an account of their adventures, as well as in- 

 formation refpedting the iflanders, among whom they have lived 

 fo long. At leaft, this is expe6led with impatience. 



wm — 



Geological Journey from the Academy at Warfaw. 



Journies of dif- The Society of the Friends of the Sciences at Warfaw have 



covery in mme- charged two of its members, M. Carteau and Stacio, to under- 

 ralogy and natu- ,° , ,., ^ , ^ i ,.- . ,^ 



ral hiftory. take a mmeralogical and phylical expedition into the Carpa- 

 thian mountains. Another member of the fociety has already 



examined 



