2^Q SCIENTIFIC NEWS. 



The Dr's. merit Before this difcovery Dr. Olbers enjoyed conliderable re- 

 asanaftronomer.p^jj^^j^^ among aflronomers, for a differtation on the moft 

 eafy and commodious method of calculating the orbit of a 

 comet ; and for the laborious calculations and obfervations 

 he had made, to re-difcover Ceres, or Piazzi*s planet, which 

 in faCl he did perceive, and was the firft to announce to us. 



Tei/lerian Society at Haarlem* 

 Te\ferian fo- THIS fociety has propofed the following queftion: 



■uSioiT'" *' ^^^ ''^^ application of pretended fupernatural principles 



to phyiics contributed to the progrefs of the fcience ? or does 

 not the hiftory ot this fcience prove on the contrary, that all 

 the progrefs made in natural philofophy has been owing to ob- 

 fervations, experiments, ihe conclufions drawn from them, 

 and mathematical calculations and dcmonftrations ?" 



The prize is a gold medal of the value of 400 florins (c£'40), 

 and the anfwers to the quefiion, written in Dutch, Latin, 

 French, Englidi, or German, maft be fent to the fociety be- 

 fore the 1ft of April, ISOi. 



*^* r/if explanation of the fuhjecls of the queries of R. B, 

 in our lafi, (page 7].) are deferred for imnt of room, 



* Iti Decnde Philofophiciuei No. 33. Anguft, 1802. p. 382. 



