The Donaldsonville chief. [volume] (Donaldsonville, La.) 1871-current, 1882-12-02
SCIENTIFIC. sIsst,ELLANY.

telephone which transmits music so as
to be audible to the entire audience in a
large hall.
Tue great red spot which has been viss
ible on Tho surface Of the planet Jupiter
for several years is reported to be grow
ing fainter, and the early disappearance
of this remarkable object seems inlmi-
nent.
It has bee;l ascertained that tue FIRST
! experiments with air balloons was ma.ae
| at Avisnon by Montgolfier the elder in
November, 1892. He sent ny in his room
Il paral,elepiped Of canvas containing
forty cubic feet Of air heated by burning
| ,uper inside. The room is still in exist
ence.
| The local pronunciation OF geoprapl,i-
ca! names is often different from what
would else where be- expected from, the
spelling. A congress Of French geograph
ical societies has adopted tho principle
that geographical namss-witli few ex-
eptions-should bs pronounced i'll the
local way.
| Experiments by Koc:, aud Wolflugel
to determine the disinfecting power of
hot air have led to the cuhclnsiou that
so high a temperature and long an ex-
posnse are necessary to secure disinfec
ton that most articles-such as cloth
ing-are liable to seriDus damage by the
operation.
It is held by Mons. p. de Tchihatchef
that the great deserts nf Asia and
Africa are not recently raised sea- beds,
but were uplifted at remote geological
epochs, their sands being the product of
rocks disagyregated by atmospheric
causes, instead Of showing marine oii-
gin. The Asiatic deserts are much older
than the Sahara.
IN recent paper, DR.. Drysdale Of Lon
don, showed that it could no longer be q
matter of doubt that I,'l4aanized lymph
should be entirely ahandenc i'll favor Of
calf lymph for vaccination, us has been
done in the United States. Several
physicians Of wide experience testified i'll
1880 that animal vaccination was per-
feet preservative against smallpox bnt
the lymph taken from human subjects
very often fails to protect.
Herr Cramer has made some expert
men.s on the nutrition Of IL man in hir
sixty-faurth year who had practiced
yegetarianism since lle Was eleven. He
fluids that a strictly vegetable diet may
maintain tho bodily and mental f,,nc-
tions, but it only s,,ffices to pro!ong life
when the quantity of vegetables is re-
Iuced by introduction of animal alba-
men III the form Of milk and eggs. He
recommends the less bulky mixed diet
as tue more practical end econo:aeal
\ feed -far .llals. ss q
Prot Fecltinscr of Mnnicl, has Oh
served that Of various kinds Of writins
and printing paper examined all tsoss
T that had been sized with resin had {
a5ose or less acid reaction, Vile tlii:
, property did not appear in paper witE
animal sizing. The acid reaction wa
, fount! to be due to frca stl piiuric acid
wi,:cl. must impair the durability oi
p..,,er in which i. exists, and must als
: gradually destroy tbs black color of wri-
ting Oh the paper. Rssinizs:l paper
t would therefore seem to lie unht 10
S records and other writings intended t
/ lie lasting.
. In warm b!opded animals tbs heart
: action cs.aet.s, i'll II very few minute
| after the destruction OF the nervous cen
: tres OF after tue circulation Of the bloos
: in its own vessels is by any means IL
s. rested, Not SO with cold hloo,led ani
I. mails, however, as the l,eaf5 of one !.
o them may ca,,tinne to beat for man
1 hours after it has been emptied of bluo
f and even after it has been cut ont OF til
$ chest. The p,iisations Of the heart Of a
= eel have been seen 10 continue for 81
|, hours after separation from the rest g
c tue body: of 4 torpedo, for nine hour,
u and Of u salmon, for txenty-foar hours
It Herscheil's labors showed the Milk
j. Way TO bc great aebuia containing, !:
9 least fifty millions of hinge, blazing sun.
Z with onr sun and its attendant planet
# near the centre Of tho system. Tn
y nebu!a is distributed IN two nearly pli
,.iIel layers having the form of Il pair
y millstones, being very thin but extctld
is ing literally to distances Of which "
10 can form DO conception. W!,ils with :,
u uninterrupted track lightning expre
train might piss around orr world
l. which seems large to us-in less TIA
It one short mouth it could not at its higl
e est sueed accomplish the distance to tt
g sun in two hundred years. Bnt :: bea
,e of light flashes across that space i'll eigl
st minutes And yet this bea,u of iigl
J. which vastly trlnseeites in speed AT
t. thin. we know, requires nlore than tiir
y years to travel from the nearest tia,
re star to the earth, and to cross the e
10 treme width Of the Milky Way itse
Il, must occupy nearly three hoasand year
re Even this expresses no idea Of the lin.
III / of the visible universe. Other nebu
ie than our own are visible in space aud
IL as large rs our own must liz go tlista
- that the light can not reach onr ssste