The Pacific commercial advertiser. [volume] (Honolulu, Hawaiian Islands) 1885-1921, 1902-05-17
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SCIENTIFIC
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| A beautifully carved boat of oak
lately dug up In Ireland is 40 feet isns
finely preserved. and about 2.ose years
sya.
| OF double monstrosities, like the Sis-
mese twins, one or two per week ss>
stated to be born in Europe alsre 4
They are too short-Iived to heesas,
| widely known.
Sufficient power for the automatic
winding OF a clock has been obtained
from the expansion and contraction o,
column of alcohol under the sslly
variations of temperature.
a Munich tailor proposes to lessen
the perils of hot climates by clothing
made on approved optical princir-S
The outer layer is of white natural
, 10 reflect heat rays. and an inner layer
OF black or other colored fabric is AK
pected to absorb the chemically active
light rays.
The ear is found by Paul BONNER -
have a sense of altitude in addition 70
that of hearing. 1t depends on change
of Harometric pressure due 10 altitude
and he has proven its existence by his
sensations during a balloon ascent. II
is believed to be more highly developed
and useful in such animals a birds
than in man.
BY regulating the food Of mich
COW, NJ. Spolverini claims to have made
it's milk a satisfactory substitute fer
human milk. The first experiments
were made on a goat by feeding 1t with
60 a N a
regular food, and later on another goat
was fed with sprouting grains OF Bar
ley. In each case the goats milk was
changed to the chemical compositieB Of
human milk.
Whether Hertzian waves reach US
from the sun is a question that astroa-
omers are about to investigate
Reasons are found for believing that
the sun must emit such waves, and NJ.
Charles Nordmann shows that fhe
emissions must be particularly intsEs
during violent eruptions and at periods
of maximum sun-spots. This view is
made to explain the form of the solar
corona and the Spectra of comets.
OF the pupils in German schools
about IL per cent stutter. In Berlin
six specialists have been engaged to
devote twelve hours weekly to treating
the defect, and two systems are being
employed. One method consists In
vocal drill in the most difficult sounds.
The other plan deals with suffering
as a nervous disorder,-the use OF meat
being lessened, open-air exercise in
creased, etc,-and in three weeks 50
cases out of 80 were almost completely
cured.
In a paper on the modern manufac-
ture of tin foil, Rafael Granja states
hat the varieties now supplied are
pure tin foil, composition foil. and
Dutch leaf. The composition foil con
,ists of lead covered on both sides with
4 thin coating of tin, while the Dutch
eaf is prepared from an alloy of tin
With a small percentage of a secret
metallic composition. The grade Of
ineness is indicated by the number of
square inches to the pound. The best
foil covers 1000 square
inches, the thinnest pure tin fell
spreads over 10000. and Dutch ieaf
caches II .000
Young cattle of South America a.
attacked by a peculiar disease-soRR
lines known as manQuea-that is re-
'snized by a characteristic lameness
f one leg and develops fou1-smeliins
assesses. Mr.. o. Voges. of Bueass
lyres, has discovered in the Assesses
bacillus that is much smaller than
hat OF Influenza or any other hitler
o known. being scarcely prerequisite
yhen magnifed $500 times. Expert
nents have shown that mice, rats aad
abbits resist infection by the basaii,
ut that guinea pigs succumb in "A to
n effects a
o direct action OF the bacilli and net
s in the case of tetanuS and anthrex-
D poisonous products they produce.
he disease is one of hot weather, faoc-
1ations failing in winter.