The Cheyenne daily leader. [volume] (Cheyenne, Wyo.) 1870-1884, 1881-02-16
SCIENTIFIC.

IL Is found that oxygen in the liquid
stale has the same density Is water.
Some recent experiments for deter
mining the velocity of sound give 1888
feet per second.
Pogson is making an atlas of variable
stars in l36 maps, which will contain
about 4 10000 stars.
The presence of sugar has been de
iected in the petals of various flowers
N considerable quantity, varying from
Z to ! per cent.
Soap bubbles, or films, have lately
been used by physicists as a means of
exhibiting the effects of tone vibrations,
giving beautiful and interesting expert
ments.
Mr.. Proctor, the distinguished and
popular astronomer, maintains, in OPP
position TO views recently published by
vsgel, that the larger planets are
bodies having a very light temperature.
The number of asteroids is now so
.reat that il is not surprising that one
r two are occasionally lost. With the
aid of computation and very imperfect
elements, two or three have lately been
discovered.
Under great pressure and at low tenn
peraiures, physicists have at last sue
cceded in reducing TO n fluid state all
hnown gases. Pressures of over 800 at
nospheres are used, and temperatures
as low rs 40 below zero.
The earth of a grave yard in which
here had been no interments for at least
e ifty years has been examined by DIR.
l~,eichardt. 1t gave of animal heat,
notwithstanding its long disuse, when
Submitted TO disiillaalon.
Carbon is the name given to the pure
part Of charcoal. 1t is present in almost
all combustible bodies and is itself COM
pletely combustible. Carbon is not de-
composable. and therefore ranks among
the chemical elements.
Considerable advance has been made
in our knowledge of solar physics by
Henry Diapers discovery of oxygen in
the sun by means of the s~pectroscope,
the substance manifesting itself by
bright lines in the sun-spectrum.
Coal is nothing else than ferns, MOSES
and sea weeds, petrified beneath the
surface of the water in the absence of
mir. There ara no less than $50 diff
fcrent species of plants petrified into
coal, of which $50 at least are gigantic
ferns.
1t has been shown at the Dudley OBJ
servatory that the whole amount of am
monia in six feet fall of snow is little
over one-haf pound to the acre, thus
proving that the beneficial effects of
snow are not due to the ammonia, as
supposed by some.
The best cement will harden in about
five or six minutes, and under water in
about an hour; when mixed with sand
it takes n little longer. When mixed
in sea water and used in sea water with
Il large quantity of sand it may take
even "a hours before setting.
According to the Academy, the Ger
man excavations ut Pcrgamos have
come to ar end, the Turkish fireman
granted for the purpose having expired.
The last discoveries are statues of Zeus
and Augustus, found near the Temple
of Augustus. which appears to date from
the time of Tiberius.
The remains of large swimming and
flying bird, exhumed from the London
clay near Sheppey, were recently de-
,f London. 1t evidently belonged to
The same genius as the common alba
uoss, but was considerably larger.
1t has been ascertained by soundings
chat the roaring waves and the might
est billow of the ocean repose, not up
on hard and troubled beds, but upon
cushions of still water; that everywhere
ut the bottom of the deep sea, the solid
ribs Of the earth are protected. as with
q garment, from the abrading action
of its currents; that the cradle of its
restless waves is lined by a stratum Of
water at rest, that It can neither wear
nor move the lightest bit Of driftstuff
that once lodges there