The home journal. (Winchester, Tenn.) 1858-188?, 1882-06-07
POPULAR SCIENCE.


A BODY raised to temperature above
2000o emits all the rays Of the sun.
THE entiro number of species Of tho.
humming bird is estimated to be 400.
In ORDER to improve the color Of ginger
it is frequently rubbed over with lime.
The pricipal elements Of protoplasm
are oxygen, carbon, hydrogen and nitro
gen.
Soar made from cocoanut oil dissolyes
in salt water in which ordinary soap ID
insolublo.
SU1pHuRErrED hydrogen destroys tho
red spider without injury to thc Eo5t
delicate plants.
In r1ASrs deficient diet rcsultsin m
excess Of males. NJ. Born has recently
found that in tadpolos rich, nitro.
genous diet flYOrs the development OF
IN excessive number Of females.
TIE province Of Mendoza, in South
America contains an immense supply Of
petroleum Of fine quality, 80 that tho
country need not long be dependent on
the United States for her supply.
IT IS argued by n recent writer That
the art Of music in prehistoric times
passed through three distinct stages OF
development, each characterized by tho
invention Of a now form Of instrument.
DwPEnEsr opium alkaloils do not
act alike on men and auigals. As an
example, man is specially sensitive to
morphine, while animals are only Affect
ed by it when administered in largo
doses.
A FREscu naturalist has shown tl1t
.nfusoria, one-sixth milllmutrc5 III langih,
have u complete anatomical organize
ton. mouth, stomach, alimentny
canal, skin, and even n wcll.Gollned
muscular system.
GoLD is far more widely distributed
than was formerly supposed. Many
clays contain it in Nppreciable pan'i-
ties. In u Virginia gold mine, SlG1NHD
worth Of pure gold was recently tlkeu
from space Of three square feet.
Mn. HARrEG, Of the University Of
Utrecht, made some years ago, meHmcfic
experiments on fowls, pigeons and nb.
bits. II the experiments were several
times repeated on the Same animal its
nervous system was much shaken.
RrcGsr observations on light yield
the curious result that the sun Is in
reality bright blue color, and would
appear so TO the eye were 1t not for the
filtration Of the light rays through our
atmosphere which blends them into
white light.
MouSr EryA has changed It's olt.r
aspect since the last eruption. lislrca
ent hcighth is but $3.50 IXtres, lthayln
lost twelve at that time, while the Intel
nal crater, but Il few months ago on
1900 metres in circumference Is NO.
1900
The city Of Aurora, H., is Lighted b.
the electric tower plan. The systei
consists OF six electrical towers mDlu &
iron rods and network, each 800 fec
high. They arc crowned with ccatri
lamps Of 2,OOO-caudlc power each, c
equal TO l2j gas jets.
Chill salpoire, common salt and potai
stun chloride have all, when applied
the soil, depressing effect On the nj
toption Of ammonia and p9tugsn. Pro
Tuxcn says that they convey these co
slmont5 Of plant food lower down in
the earth, and prevent thor arpropri
ton By tho arabic layer. On the olh
hand, phosphoric acid is retained in Il
soil to n greater extent in the prcseE
Of sodium and potassium salts.
Coon work from human beings j.
MS from machinery, requires good tro
ment, and the finer the quality and t
greater the quantity oil tie work I
larger must be- the outlay Build f.
tories that supplypure air, ondcmplo!
will produce more but they viii
for more pay, because they vail G,
sumo moro food, and cannot live on |
wages. A donkey can exist on thi5tl
of course, aud give donkey rcin
but n ucc-horso cannot be placed
the same fare with profit to any one.