The White Pine news. [volume] (Treasure City, Nev.) 1868-1906, 1902-10-23
Science
- 81 ANp
: invention.

Tie VARYING eulur df vacuum iun"
containing kryDton. seen By some as u
lac anu by others as green. IS explained
BY Praf y Ramsay 10 depend on the
sIze II the yellow spot of the rerina.
To Illustrate immensely and minute
aess. ]. T. core cites the fact that the
leareqr fixed star Is 2TI0oo times as
slr away IA lls sun. and shat "a speci-
nan q certain Infusoria can he between
no line. ~ IN inch space divided into
twenty-five Thousand parts.
Obesity Is regarded by DR. Gabriel
LeeeH. "A French physician. rs uer-
vaas disorder II IS nor a disease, but
a symptom arising from various condi-
alans With SOME disturbance OF nufri-
ton usually a Kind Of dyspepsia as
tie foundation. Treatment is directed
to the dyspepsia.
It is difficult to account for the eunr-
nous velocity OF some birds hight
when migrating. The northern blue
threat goes ar the rate OF $40 miles an
hour dying $500 niles from Egypt 10
Hellgoland in a spring night OF barely
nine haurs Virzinian pl0ver fly from
Labrador 70 North Brazil. $500 miles,
without stopping going ar the rate Of
g3B miles an hour. and probably more.
How can This speed be attained2 The
birds resort to great height where the
resistance OF the air Is light
anp II the puzzles o. geography has
been the question Of the situariou %
he sources AMI upper portions Of the
three great rivers. Hoangho, YanZtze
ana Mekoug all Of which start from
the lofty plateau of Tfsat Two ot the
rivers traverse China the Mekong
makes rs way 70 the sea between
Anam and siam. This puzzle has been
partially cleared Up By The explorations
q he Russian Captain EozioT during
f9oo aud 1901 He found that the three
rivers flow on the surface OF the great
plateau. I20o0 feet above sez-level
and ara separated from one another BY
parallel ranges Of mountains rising
about 3 coo feet above the plateau, and
running n a northwest and southea. 1t
direction.
The fact that the sun when poised on
the horizon sometimes appears greatly
distorted. or drawn out into the form
Of an oval, is well known. and the ex-
PLANTATION IS very simple. namely. the
rapid change in the refractive index OF
the air near the horizon. In Consequence
II which the lower edge OF the sun np-
pears 20 be lifted with reference 20 the
upper edge. and so the disk looks as II
squeezed between top and bottom. Re
Gently Professor Prinz. OF the Brussels
Observatory. has obtained several large
scale photographs Of the setting sun
which distinctly show the reformation
Of the disk. and render its measure
ment very easy. In one ease the verti-
cal diameter is to tho horizontal In The
ratio of 70 TO 81 Sometimes the disior-
ton Is greater than that.
Excayating by Compressed Air--In
sinking the Brooklyn calsson for the
third bridge over the East River. II has
been found possible to make compress
ed air do the work OF shoyels In rernov-
ing the sand. through a thick stratum
Of which the caisson + being forced
down toward the bed rock deep be-
meath. The sand Is % pure and loose
thar the force Of the compressed air
supplied Tor the w0rkmsn Ia the Gals.
son suf7ces TO drive It ND through blow
pipes Inserted INTO the csIsson for the
purpose. JETS % water are directed
p gainst the sand around the bottom Of
TIE blowpipes and when thus dis
lodged the sand readily passes up
through The pipes with the strong air
that are continually pouring
into them from the compressed atmos-
pierre Of the caisson.