Lewiston teller. [volume] (Lewiston, North Idaho) 1878-1900, 1885-01-15
SCIENTIFIC MISCELLANY.

VAS0 sSnAPSsosuiS " shc WY h"if- at
of motion the following conclusions hav
been reached by French observer
That the lowest temperature in man, fol
lowing . period Of rest, is 98.i degrees
*haa the Temperature rises under the in
1aeacs Of an ascending effort to l00t
degrees, and under the influence OF
descending effort to 1908 degrees; tina
i increases after any exertion, but NOR,
sftes - ascending than after descend
ing one; and that the chemical action o
the organism are augmented after ever,
ocvsnent
The Acxibiliiy Of itacolumite, a re
variable sandstonc existing in Georgia
Ed North and South Carolina
70 b surpassed by that of Tmagnesia,
Tine stone found At the entrance Of th5
Tyne ia England. This limestone is re.
oortsd 10 be 30 nexibls that thin layers
J, tA,es feet or more in length may DO bent
isto circle while damp, retaining that
Torn on being allowed to dry.
4 mountain explorer just returned
ffsn Asia states that during a four
Aoishs' residence at height Of $4,000
fssa above the sea. his pulse, normally
only sixty three beats per minute, seldom
ell below one hundred beats per minute,
sad his respira,ions wero often twice as
numerous a at ordinary levels.
An English chemist has confirmed by
snalyses the opinion that the lack of NAL
liability in heated iron, or 'rcd-shortness,
asis i called, is due to the presence OF
oxygen. A red.short specimen contained
1.33i per cent. of oxygen, while samples
ftse from the defect had only 0.750 per
ecat., or lssA
Wetwintenin Germany have been found
% result disastrously to insects, each sea
con 81 dood greatly lcssening the "bug
crop" Of the following summer.
A very general but erroneous belief is
Chat the breathing Of pure oxygen would
rapidly destroy animal life by quicken.
ing the combustion in the body as the
same gas hastens the burning of the fuel
Of an ordinary fire. A German physiol-
cgiss ha. just shown by exact experiment
Oh men and dogs that the inhalation of
pure oxygen produces no elFec.s--at least
upon pulse, respiration and body temper
esare-which distinguish its action from
that Of pure atmospheric air; and that
u uss IN cases Of poisoning with chloro-
form, alcohol, sulphurettcd hydrogen or
cafbonic oxide offers no advantage over
that Of pure air. The same experiment
e has determined that diluted ozone does
not poasess the narcotic influence usually
asefibs: 4, and concentrated ozone causes
a injurious irritation Of tho mucous
membrane when breathed.
Afscr many observations at sea level
and $1,000 feet above, Prof. 8. p. Lang.
that the mean absorption of
light and heat by the atmosphere, is at
Ieast double the usual estimate Of twenty
pr cent. Ho believes, also, that dust
particles play . more important part in
his absorption than is generally sup.
possd.
A new building matcrial--a mixture
4 cork, silica and lime, il coming into
extensive use in Germany. 1t has the |
advantage Of keeping ont heat and cold, |
md y also claimed to DO an excellent
preventative Of damp and deadener Of
'ouad. Il i substantial, light and dur.
Dc, and seems to be- specially adapted
Or ceilings and wall Innings
TIE remarkable river Reka rises in
= Austrian province Of Carniols and
isappears 10 tho Karst caverns. There
y reasons for believing that it flows a
'as distance under ground, emerging
wsaty mils At the Timavo, a stream
'Aich nJsterioasly pours out Of the hill
de. Members Of the ustro-Germau
lpias Oab have lately attempted an ex-
'oration q the subterranean course Of I
= RekA and have succeeded in. follow a
8 Il Mort ono furlong, passing six wa. Q
rtalls and reaching the seventh, which
ovsd 70 b inpasible sithou. special ]
paratua One Of the caycrns encoun. a
I'd i reported % BE- capacious enough I.
contain St. Peters Oashoisal Of Rome. b
Tho Royal Geographical Society, of q
ndea, has published ! list Of 100 eta. 81
rs occupied BY Europeans in Central o.
tica in 1884, With their latitude and le
siade OF these, sixty-oae are situa. pl
between the equator and tho Zambe. IN
east Of tho twcnty-iiish degree of east IA